Statement Of Changes In Equity
| Concept | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                940,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -8,235,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                14,005,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                13,890,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                12,853,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                14,249,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,920,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,615,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                146,473,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                42,878,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                13,134,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                162,212,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,455,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,408,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,285,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,134,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                11,639,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,151,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                127,568,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,283,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                145,846,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                79,635,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                184,283,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                174,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                160,364,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                13,890,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                656,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,875,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                13,134,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,821,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                130,699,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,853,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -7,133,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                111,844,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                15,518,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                15,518,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                15,822,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                10,488,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,283,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                128,724,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                63,911,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,853,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                42,878,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -7,307,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                13,134,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                167,231,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                145,040,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                19,315,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                174,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,671,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                146,217,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                656,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                940,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                10,298,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,043,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                98,686,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,283,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                493,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,134,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,134,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                50,802,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,043,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                132,172,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                127,324,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,181,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,691,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,853,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -7,567,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -7,394,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                42,878,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -376,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,694,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                147,165,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,853,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                117,280,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                113,913,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                124,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                656,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                940,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Dividends of surplus | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -10,508,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -10,508,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -10,508,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -10,508,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                -10,508,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -10,508,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -10,508,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                -4,774,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -4,774,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                -4,774,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -4,774,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -4,774,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -4,774,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -4,774,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Profit (loss) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                26,232,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                26,232,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                26,232,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                28,024,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                26,232,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                17,933,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                17,933,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                17,933,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                17,933,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                20,111,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Disposal of treasury shares | — | — | — | — | — | — | 
                                                1,151,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                838,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                838,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,151,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                1,989,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                1,989,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,989,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                1,989,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                1,151,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                262,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                262,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                262,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                262,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                262,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                262,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | — | — | — | — | — | 
                                                -1,573,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -860,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,627,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                739,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                614,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,627,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                98,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                -120,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -1,627,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -1,818,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                2,197,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                5,475,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,178,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                5,475,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,017,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                5,475,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                5,641,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                7,198,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,573,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,151,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -860,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,627,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,101,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,101,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,151,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                739,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                15,723,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                15,773,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                614,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                14,146,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                17,172,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                98,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,051,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                17,122,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                15,723,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,627,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,151,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,818,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                13,108,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                12,867,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,197,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,418,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                18,893,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,178,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                260,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,475,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,017,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                5,475,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                13,158,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,641,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                14,810,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                20,066,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                260,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                49,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,202,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |