Quarterly Balance Sheet
| Concept | As at 2023-08-31 | As at 2023-05-31 | 
|---|---|---|
| Quarterly balance sheet | ||
| Balance sheet | ||
| Assets | ||
| Current assets | ||
| Cash and deposits | 
                                                714,758,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                852,606,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Merchandise and finished goods | 
                                                439,897,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                586,578,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Work in process | 
                                                54,855,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                41,027,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Raw materials and supplies | 
                                                448,937,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                348,758,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                63,147,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                66,175,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current assets | 
                                                3,402,940,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,581,996,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | ||
| Property, plant and equipment | 
                                                955,698,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                911,939,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Property, plant and equipment | ||
| Buildings | — | — | 
| Buildings, net | 
                                                388,920,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                390,205,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Machinery and equipment | — | — | 
| Machinery and equipment, net | 
                                                173,197,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                183,897,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Land | 
                                                260,431,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                260,431,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | — | — | 
| Other, net | 
                                                133,150,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                77,405,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Intangible assets | 
                                                68,287,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                69,837,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Intangible assets | ||
| Investments and other assets | 
                                                408,568,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                384,538,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | ||
| Investment securities | 
                                                160,489,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                100,947,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Deferred tax assets | 
                                                149,054,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                182,456,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                99,024,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                101,133,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | 
                                                1,432,555,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,366,315,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Assets | 
                                                4,835,495,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,948,311,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | ||
| Current liabilities | ||
| Short-term borrowings | 
                                                200,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                500,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income taxes payable | 
                                                3,824,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                40,528,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                297,131,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                303,691,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current liabilities | 
                                                1,737,984,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,055,535,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | ||
| Long-term borrowings | 
                                                1,119,164,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                872,200,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Asset retirement obligations | 
                                                26,227,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                26,227,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                6,208,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,225,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | 
                                                1,211,409,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                977,546,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | 
                                                2,949,394,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,033,082,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | ||
| Shareholders' equity | ||
| Share capital | 
                                                143,172,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                143,172,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Capital surplus | 
                                                663,630,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                665,869,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Retained earnings | 
                                                1,085,413,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,137,420,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Treasury shares | 
                                                -46,726,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -49,944,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Deposits for subscriptions of treasury shares | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                223,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Shareholders' equity | 
                                                1,845,490,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,896,740,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation and translation adjustments | ||
| Valuation difference on available-for-sale securities | 
                                                40,611,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,488,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation and translation adjustments | 
                                                40,611,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,488,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | 
                                                1,886,101,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,915,229,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities and net assets | 
                                                4,835,495,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,948,311,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |