Consolidated Statement Of Income
| Concept | 2024-01-01 to 2024-06-30 | 2024-01-01 to 2024-06-30 | 2024-01-01 to 2024-06-30 | 2024-01-01 to 2024-06-30 | 2024-01-01 to 2024-06-30 | 2024-01-01 to 2024-06-30 | 2024-01-01 to 2024-06-30 | 2023-01-01 to 2023-06-30 | 2023-01-01 to 2023-06-30 | 2023-01-01 to 2023-06-30 | 2023-01-01 to 2023-06-30 | 2023-01-01 to 2023-06-30 | 2023-01-01 to 2023-06-30 | 2023-01-01 to 2023-06-30 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Consolidated statement of income | ||||||||||||||
| Statement of income | ||||||||||||||
| Net sales | 
                                                6,091,643,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,991,307,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                899,663,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,393,588,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -597,718,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,242,894,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,848,749,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                864,847,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,145,158,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -584,901,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,843,167,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,428,069,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,563,221,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,418,062,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Ordinary income | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Other operating income | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Share of profit of entities accounted for using equity method | — | — | — | 
                                                108,631,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                94,108,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Cost of sales | — | — | — | 
                                                1,170,553,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                1,204,174,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating expenses | ||||||||||||||
| Selling, general and administrative expenses | — | — | — | 
                                                5,169,361,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                5,009,280,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Provision of allowance for doubtful accounts | — | — | — | 
                                                -3,878,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                21,668,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating expenses | ||||||||||||||
| Other operating expenses | ||||||||||||||
| Operating expenses | ||||||||||||||
| Net sales | ||||||||||||||
| Gross profit (loss) | — | — | — | 
                                                5,223,035,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                5,638,992,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating profit (loss) | 
                                                1,010,057,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,169,097,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                159,039,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                53,673,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,115,424,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                236,336,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                773,720,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                61,582,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                772,784,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,036,664,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                629,712,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,666,377,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,604,794,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                832,010,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Ordinary profit (loss) | — | — | — | 
                                                257,772,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                803,194,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating expenses | ||||||||||||||
| General and administrative expenses | ||||||||||||||
| Extraordinary income | — | — | — | 
                                                428,948,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                374,741,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating income | ||||||||||||||
| Dividend income | — | — | — | 
                                                2,612,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                2,888,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Interest income | — | — | — | 
                                                11,285,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                6,904,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other | — | — | — | 
                                                45,180,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                23,957,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating income | — | — | — | 
                                                207,496,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                179,045,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Cost of sales | ||||||||||||||
| Selling, general and administrative expenses | ||||||||||||||
| Extraordinary losses | — | — | — | 
                                                149,586,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                97,816,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Impairment losses | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                47,572,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating expenses | — | — | — | 
                                                3,398,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                5,563,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating expenses | ||||||||||||||
| Other | — | — | — | 
                                                3,398,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                2,763,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Gross profit | ||||||||||||||
| Profit (loss) before income taxes | — | — | — | 
                                                537,134,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                1,080,118,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Extraordinary income | ||||||||||||||
| Gain on sale of non-current assets | — | — | — | 
                                                3,590,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                12,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Gain on sale of investment securities | — | — | — | 
                                                397,754,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                374,728,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Income taxes - current | — | — | — | 
                                                294,877,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                414,071,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Income taxes - deferred | — | — | — | 
                                                48,766,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                18,762,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Extraordinary losses | ||||||||||||||
| Loss on retirement of non-current assets | — | — | — | 
                                                1,979,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Income taxes | — | — | — | 
                                                343,644,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                432,834,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Profit (loss) | — | — | — | 
                                                193,490,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                647,284,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Profit (loss) attributable to non-controlling interests | — | — | — | 
                                                15,040,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -42,909,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Profit (loss) attributable to owners of parent | — | — | — | 
                                                178,449,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                690,194,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other comprehensive income | ||||||||||||||
| Valuation difference on available-for-sale securities | — | — | — | 
                                                -120,061,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -151,710,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Foreign currency translation adjustment | — | — | — | 
                                                161,213,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                110,274,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Share of other comprehensive income of entities accounted for using equity method | — | — | — | 
                                                11,785,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -22,447,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Remeasurements of defined benefit plans, net of tax | — | — | — | 
                                                -309,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -323,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other comprehensive income | — | — | — | 
                                                52,628,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -64,207,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Profit attributable to | ||||||||||||||
| Comprehensive income | — | — | — | 
                                                246,118,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                583,077,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income attributable to | ||||||||||||||
| Comprehensive income attributable to owners of parent | — | — | — | 
                                                208,942,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                600,747,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income attributable to non-controlling interests | — | — | — | 
                                                37,175,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -17,670,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — |