Statement Of Income
| Concept | 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 | 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 | 2022-04-01 to 2022-12-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of income | ||||||||||||
| Statement of income | ||||||||||||
| Operating revenue | ||||||||||||
| Operating revenue | 
                                                12,431,039,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,345,487,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -85,552,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,694,768,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,283,863,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,452,407,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,725,558,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,257,328,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -96,969,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,160,359,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,215,395,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,316,374,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Operating expenses | ||||||||||||
| Selling, general and administrative expenses | — | 
                                                2,941,641,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                2,923,950,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating income | ||||||||||||
| Interest income | — | 
                                                2,649,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                2,073,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Operating profit (loss) | 
                                                1,379,450,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                589,575,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -789,875,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                28,768,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,240,222,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                110,459,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                38,510,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,712,450,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -814,131,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                898,318,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,581,263,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                92,676,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Ordinary profit (loss) | — | 
                                                726,060,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                1,045,289,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating income | — | 
                                                152,687,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                159,666,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Financial revenue | — | — | — | — | — | — | — | — | — | — | — | — | 
| Dividend income | — | 
                                                39,415,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                33,764,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Selling, general and administrative expenses | ||||||||||||
| Non-operating income | ||||||||||||
| Other | — | 
                                                16,594,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                35,203,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating expenses | ||||||||||||
| Interest expenses | — | 
                                                12,412,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                9,116,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating expenses | ||||||||||||
| Extraordinary income | — | 
                                                58,157,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                3,908,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary losses | — | 
                                                65,377,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                6,155,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Impairment losses | — | 
                                                65,377,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating expenses | ||||||||||||
| Non-operating expenses | — | 
                                                16,202,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                12,695,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Financial expenses | — | — | — | — | — | — | — | — | — | — | — | — | 
| Other | — | 
                                                3,789,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                273,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary income | ||||||||||||
| Gain on sale of investment securities | — | 
                                                18,157,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                3,908,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) before income taxes | — | 
                                                718,839,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                1,043,041,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary losses | ||||||||||||
| Loss on retirement of non-current assets | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                6,155,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes - current | — | 
                                                167,702,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                263,049,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes - deferred | — | 
                                                75,435,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                69,683,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes | — | 
                                                243,138,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                332,733,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) | — | 
                                                475,700,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                710,308,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — |