Consolidated Statement Of Profit Or Loss
| Concept | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-10-01 to 2023-12-31 | 2023-10-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-10-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-10-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-10-01 to 2023-12-31 | 2022-04-01 to 2022-12-31 | 2022-10-01 to 2022-12-31 | 2022-10-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-10-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-10-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-10-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Consolidated statement of profit or loss | ||||||||||||||||||||||||||||||||||||||
| Statement of profit or loss | ||||||||||||||||||||||||||||||||||||||
| Revenue | — | — | 
                                                33,618,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,795,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,121,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                94,606,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                39,413,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                112,728,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                112,728,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                39,413,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                109,919,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                38,783,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,187,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                93,095,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,596,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                16,824,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                109,919,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                38,783,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cost of sales | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                38,613,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,292,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                42,556,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                14,564,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Gross profit | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                74,114,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                26,120,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                67,363,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                24,218,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Selling, general and administrative expenses | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                25,741,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,788,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                24,791,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,507,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Other income | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                1,887,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                191,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,492,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                209,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Other expenses | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                309,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                967,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                941,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,650,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Operating profit (loss) | — | — | 
                                                9,353,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                475,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,230,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                28,349,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                9,828,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                29,579,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                30,450,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,572,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                870,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -256,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                27,987,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,826,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                353,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                27,297,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,792,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                491,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                27,789,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,146,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                198,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -319,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Finance income | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                611,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                285,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                533,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                235,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Finance costs | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                89,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                31,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                98,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                38,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) before tax | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                30,973,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,826,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                28,422,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,023,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income tax expense | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                6,968,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,999,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                5,741,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,570,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Profit (loss) | 
                                                1,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                24,002,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                24,002,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                24,004,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,827,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                22,681,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,453,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                7,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                22,674,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                22,674,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Profit (loss) attributable to | ||||||||||||||||||||||||||||||||||||||
| Owners of parent | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                24,002,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,826,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                22,674,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,452,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Non-controlling interests | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                1,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                7,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Earnings (loss) per share | ||||||||||||||||||||||||||||||||||||||
| Basic earnings (loss) per share | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                356.37
                                                
                                             | 
                                                116.20
                                                
                                             | — | — | 
                                                336.65
                                                
                                             | 
                                                110.64
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |