Year To Quarter End Consolidated Statement Of Income
| Concept | 2020-10-01 to 2021-03-31 | 2020-10-01 to 2021-03-31 | 2020-10-01 to 2021-03-31 | 2020-10-01 to 2021-03-31 | 2020-10-01 to 2021-03-31 | 2019-10-01 to 2020-03-31 | 2019-10-01 to 2020-03-31 | 2019-10-01 to 2020-03-31 | 2019-10-01 to 2020-03-31 | 2019-10-01 to 2020-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Year to quarter end consolidated statement of income | ||||||||||
| Statement of income | ||||||||||
| Net sales | 
                                                634,959,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                718,820,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                83,860,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                718,820,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                686,461,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                294,141,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                980,602,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                980,602,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Cost of sales | — | — | — | — | 
                                                511,050,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                795,881,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Gross profit (loss) | — | — | — | — | 
                                                207,769,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                184,721,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Selling, general and administrative expenses | ||||||||||
| Remuneration for directors (and other officers) | — | — | — | — | 
                                                37,050,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                33,750,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Depreciation | — | — | — | — | 
                                                7,898,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                6,215,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Selling, general and administrative expenses | — | — | — | — | 
                                                340,578,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                410,074,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Operating profit (loss) | 
                                                39,620,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,751,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -41,371,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -131,057,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -132,809,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -27,113,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -23,256,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -225,353,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -50,370,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -174,982,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating income | ||||||||||
| Interest income | — | — | — | — | 
                                                2,216,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                910,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Dividend income | — | — | — | — | 
                                                75,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                150,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating income | — | — | — | — | 
                                                2,710,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                5,098,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating expenses | ||||||||||
| Interest expenses | — | — | — | — | 
                                                1,273,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                12,514,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating expenses | — | — | — | — | 
                                                21,171,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                36,882,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Ordinary profit (loss) | — | — | — | — | 
                                                -151,269,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -257,136,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary income | ||||||||||
| Extraordinary income | — | — | — | — | 
                                                630,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,217,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary losses | ||||||||||
| Extraordinary losses | — | — | — | — | 
                                                16,563,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                7,768,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) before income taxes | — | — | — | — | 
                                                -167,203,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -263,687,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes - current | — | — | — | — | 
                                                2,740,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,740,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes | — | — | — | — | 
                                                2,740,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,740,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) | — | — | — | — | 
                                                -169,943,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -266,427,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — |