Consolidated Statement Of Income
| Concept | 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 | 2022-03-01 to 2023-02-28 | 2022-03-01 to 2023-02-28 | 2022-03-01 to 2023-02-28 | 2022-03-01 to 2023-02-28 | 
|---|---|---|---|---|---|---|---|---|
| Consolidated statement of income | ||||||||
| Statement of income | ||||||||
| Net sales | 
                                                3,530,937,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                3,511,937,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Operating expenses | ||||||||
| Operating expenses - general | ||||||||
| Remuneration for directors (and other officers) | 
                                                104,700,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                102,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Welfare expenses | 
                                                2,166,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                2,101,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Taxes and dues | 
                                                36,356,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                36,241,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Depreciation | 
                                                12,716,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                11,857,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Operating expenses | ||||||||
| Selling, general and administrative expenses | 
                                                563,125,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                550,032,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Provision of allowance for doubtful accounts | 
                                                -214,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                8,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Other | 
                                                68,534,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                64,230,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Operating expenses | ||||||||
| Other operating expenses | ||||||||
| Operating expenses | ||||||||
| Cost of sales | 
                                                2,823,460,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                2,680,822,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Gross profit (loss) | 
                                                707,477,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                831,114,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Ordinary profit (loss) | 
                                                160,998,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                300,086,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net sales | ||||||||
| General and administrative expenses | ||||||||
| Salaries | — | — | — | — | — | — | — | — | 
| Operating expenses | ||||||||
| Operating profit (loss) | 
                                                144,352,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                281,082,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary income | 
                                                1,250,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating income | 
                                                31,161,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                32,108,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Dividend income | 
                                                2,766,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                2,143,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Interest income | 
                                                5,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                8,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cost of sales | ||||||||
| Selling, general and administrative expenses | ||||||||
| Advertising expenses | 
                                                160,585,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                159,226,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Legal welfare expenses | 
                                                23,065,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                22,604,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Bonuses | 
                                                18,188,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                19,519,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Supplies expenses | 
                                                1,934,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                1,730,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Insurance expenses | 
                                                1,449,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                1,260,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating income | ||||||||
| Interest on securities | 
                                                309,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                263,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Other | 
                                                2,153,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                3,978,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating expenses | ||||||||
| Interest expenses | 
                                                5,289,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                4,293,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Other | 
                                                143,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                1,773,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating expenses | 
                                                14,514,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                13,104,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary losses | 
                                                58,318,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                40,380,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Impairment losses | 
                                                52,515,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                11,598,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Gross profit | ||||||||
| Profit (loss) before income taxes | 
                                                103,930,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                259,706,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary income | ||||||||
| Income taxes - current | 
                                                63,673,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                61,904,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary losses | ||||||||
| Loss on disaster | 
                                                1,137,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Loss on retirement of non-current assets | 
                                                4,666,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                2,535,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes - deferred | 
                                                4,232,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -20,175,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes | 
                                                67,906,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                41,729,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) | 
                                                36,024,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                36,024,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                36,024,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                36,024,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                217,976,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                217,976,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                217,976,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                217,976,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |