Quarterly Consolidated Balance Sheet
| Concept | As at 2024-09-30 | As at 2024-03-31 | 
|---|---|---|
| Quarterly consolidated balance sheet | ||
| Balance sheet | ||
| Assets | ||
| Current assets | ||
| Cash and deposits | 
                                                17,205,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                16,931,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Merchandise and finished goods | 
                                                6,757,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,004,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Work in process | 
                                                1,225,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                967,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Raw materials and supplies | 
                                                4,496,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,178,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                1,895,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,062,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Allowance for doubtful accounts | 
                                                -423,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -368,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current assets | 
                                                42,267,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                40,571,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | ||
| Property, plant and equipment | 
                                                14,671,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,715,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Property, plant and equipment | ||
| Buildings and structures | — | — | 
| Buildings and structures, net | 
                                                6,223,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,978,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | — | — | 
| Other, net | 
                                                8,448,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,737,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Intangible assets | ||
| Goodwill | 
                                                710,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                733,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                2,659,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,532,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Intangible assets | 
                                                3,370,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,266,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | 
                                                8,821,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,590,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | ||
| Investment securities | 
                                                6,243,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,269,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                2,587,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,331,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Allowance for doubtful accounts | 
                                                -10,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -10,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | 
                                                26,863,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                25,573,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Assets | 
                                                69,131,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                66,144,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | ||
| Current liabilities | ||
| Notes and accounts payable - trade | 
                                                5,878,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,686,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Short-term borrowings | 
                                                1,141,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,146,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income taxes payable | 
                                                586,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,195,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                3,432,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,474,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current liabilities | 
                                                12,275,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,789,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | ||
| Retirement benefit liability | 
                                                1,220,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,170,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                1,947,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,907,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | 
                                                3,380,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,280,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | 
                                                15,656,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                16,069,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | ||
| Shareholders' equity | ||
| Share capital | 
                                                3,354,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,354,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Capital surplus | 
                                                1,007,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,008,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Retained earnings | 
                                                38,541,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                37,425,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Treasury shares | 
                                                -2,332,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,051,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Shareholders' equity | 
                                                40,571,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                39,737,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation and translation adjustments | ||
| Valuation difference on available-for-sale securities | 
                                                911,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                999,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Foreign currency translation adjustment | 
                                                5,415,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,208,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Remeasurements of defined benefit plans | 
                                                193,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                212,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation and translation adjustments | 
                                                6,520,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,421,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-controlling interests | 
                                                6,382,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,915,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | 
                                                53,474,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                50,074,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities and net assets | 
                                                69,131,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                66,144,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |