Balance Sheet
| Concept | As at 2023-12-31 | As at 2023-03-31 | 
|---|---|---|
| Balance sheet | ||
| Balance sheet | ||
| Assets | ||
| Current assets | ||
| Cash and deposits | 
                                                3,992,748,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,260,165,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Merchandise and finished goods | 
                                                1,310,874,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,320,020,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Raw materials | 
                                                196,253,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                223,549,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Allowance for doubtful accounts | 
                                                -4,551,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -4,100,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                67,782,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                54,338,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current assets | 
                                                8,204,070,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,232,656,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | ||
| Property, plant and equipment | 
                                                3,641,934,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,425,019,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Land | 
                                                1,829,532,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,829,532,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Leased assets, net | 
                                                871,615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                654,896,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other, net | 
                                                18,787,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,870,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | — | — | 
| Property, plant and equipment | ||
| Own-used assets | ||
| Leased assets | — | — | 
| Intangible assets | ||
| Intangible assets | 
                                                42,257,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                45,731,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | ||
| Investment securities | 
                                                355,279,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                317,791,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | 
                                                568,258,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                580,532,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Deferred tax assets | 
                                                98,720,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                147,946,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Allowance for doubtful accounts | 
                                                -5,218,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -10,439,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                119,476,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                125,233,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | 
                                                4,252,449,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,051,283,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other assets | — | — | 
| Other assets | ||
| Assets | 
                                                12,456,520,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,283,940,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | ||
| Non-current liabilities | ||
| Non-current liabilities | 
                                                1,372,980,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,754,800,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Long-term borrowings | 
                                                351,800,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                929,200,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                1,800,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,800,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Lease liabilities | 
                                                517,039,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                322,960,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Long-term accounts payable - other | 
                                                65,600,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                65,600,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current liabilities | 
                                                4,122,670,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,476,438,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Short-term borrowings | 
                                                1,685,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,651,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income taxes payable | 
                                                4,226,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                99,270,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                327,833,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                217,757,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current liabilities | ||
| Current portion of long-term borrowings | 
                                                603,200,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                103,200,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Lease liabilities | 
                                                361,251,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                341,484,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Provision for bonuses | 
                                                50,679,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                94,514,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Provisions | ||
| Liabilities | 
                                                5,495,651,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,231,238,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other liabilities | — | — | 
| Deferred tax liabilities for land revaluation | 
                                                95,011,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                95,011,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other liabilities | — | — | 
| Liabilities and net assets | ||
| Shareholders' equity | 
                                                8,030,450,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,176,320,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Share capital | 
                                                886,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                886,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Capital surplus | 
                                                968,090,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                968,090,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Retained earnings | 
                                                6,492,443,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,401,014,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Treasury shares | 
                                                -316,083,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -78,783,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation and translation adjustments | 
                                                -1,069,581,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,123,618,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation difference on available-for-sale securities | 
                                                176,849,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                121,698,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Revaluation reserve for land | 
                                                -1,253,154,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,253,154,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | 
                                                6,960,868,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,052,702,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities and net assets | 
                                                12,456,520,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,283,940,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | ||
| Shareholders' equity | ||
| Capital surplus | ||
| Retained earnings | ||
| Valuation and translation adjustments |