Quarterly Balance Sheet
| Concept | As at 2023-10-31 | As at 2023-04-30 | 
|---|---|---|
| Quarterly balance sheet | ||
| Balance sheet | ||
| Assets | ||
| Current assets | ||
| Cash and deposits | 
                                                5,041,537,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,377,801,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Securities | 
                                                3,299,380,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,700,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Merchandise and finished goods | 
                                                272,265,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                318,404,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Work in process | 
                                                177,352,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                205,874,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Raw materials and supplies | 
                                                157,595,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                130,081,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                29,967,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,678,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current assets | 
                                                12,179,252,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,374,561,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | ||
| Property, plant and equipment | 
                                                2,709,123,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,424,867,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Property, plant and equipment | ||
| Other | — | — | 
| Other, net | 
                                                528,161,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                550,244,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Intangible assets | 
                                                8,025,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,314,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Intangible assets | ||
| Investments and other assets | 
                                                2,437,141,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,331,555,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | ||
| Investment securities | 
                                                1,978,086,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,877,946,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Shares of subsidiaries and associates | 
                                                258,659,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                257,240,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                200,395,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                196,368,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | 
                                                5,154,290,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,764,737,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Assets | 
                                                17,333,542,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,139,298,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | ||
| Current liabilities | ||
| Income taxes payable | 
                                                265,134,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                142,722,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                437,745,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                688,961,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current liabilities | 
                                                1,724,673,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,967,750,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | ||
| Long-term borrowings | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,500,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                140,030,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                126,805,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | 
                                                746,714,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                714,782,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | 
                                                2,471,388,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,682,533,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | ||
| Shareholders' equity | ||
| Share capital | 
                                                592,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                592,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Capital surplus | 
                                                464,241,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                464,241,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Retained earnings | 
                                                13,018,914,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,984,304,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Treasury shares | 
                                                -9,909,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -9,665,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Shareholders' equity | 
                                                14,065,247,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,030,881,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation and translation adjustments | ||
| Valuation difference on available-for-sale securities | 
                                                796,907,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                741,945,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation and translation adjustments | 
                                                796,907,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,425,884,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | 
                                                14,862,154,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                14,456,765,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities and net assets | 
                                                17,333,542,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,139,298,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |