Statement Of Income And Retained Earnings
| Concept | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Statement of income and retained earnings | ||||||||||
| Statement of income and retained earnings | ||||||||||
| Operating profit (loss) | 
                                                341,618,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                365,960,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                348,612,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                329,396,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating income | ||||||||||
| Non-operating income | 
                                                91,390,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                91,979,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                102,835,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                103,186,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating expenses | ||||||||||
| Non-operating expenses | 
                                                97,920,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                97,945,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                111,961,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                111,935,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Ordinary profit (loss) | 
                                                335,089,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                359,995,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                339,486,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                320,646,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Extraordinary income | ||||||||||
| Extraordinary income | 
                                                44,310,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                44,310,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                41,523,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                41,523,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Extraordinary losses | ||||||||||
| Extraordinary losses | 
                                                13,012,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,012,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                41,831,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                41,831,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Profit (loss) before income taxes | 
                                                366,387,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                391,292,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                339,178,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                320,339,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Income taxes - current | 
                                                33,817,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,324,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                33,971,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                33,899,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Income taxes - deferred | 
                                                -6,341,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -6,341,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -131,796,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -131,796,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Profit (loss) | 
                                                338,912,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                363,309,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                338,912,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                338,912,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                338,912,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                437,004,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                418,236,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                418,236,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                418,236,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                418,236,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |