Statement Of Income
| Concept | 2019-04-01 to 2020-03-31 | 2019-04-01 to 2020-03-31 | 2019-04-01 to 2020-03-31 | 2019-04-01 to 2020-03-31 | 2019-04-01 to 2020-03-31 | 2019-04-01 to 2020-03-31 | 2019-04-01 to 2020-03-31 | 2019-04-01 to 2020-03-31 | 2019-04-01 to 2020-03-31 | 2019-04-01 to 2020-03-31 | 2019-04-01 to 2020-03-31 | 2019-04-01 to 2020-03-31 | 2018-04-01 to 2019-03-31 | 2018-04-01 to 2019-03-31 | 2018-04-01 to 2019-03-31 | 2018-04-01 to 2019-03-31 | 2018-04-01 to 2019-03-31 | 2018-04-01 to 2019-03-31 | 2018-04-01 to 2019-03-31 | 2018-04-01 to 2019-03-31 | 2018-04-01 to 2019-03-31 | 2018-04-01 to 2019-03-31 | 2018-04-01 to 2019-03-31 | 2018-04-01 to 2019-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of income | ||||||||||||||||||||||||
| Statement of income | ||||||||||||||||||||||||
| Net sales | ||||||||||||||||||||||||
| Net sales | — | 
                                                21,399,947,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,948,891,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,709,314,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,553,627,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                39,870,160,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                42,648,496,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,436,661,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                46,177,361,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                22,899,576,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,953,406,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,230,278,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                22,748,652,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                43,020,042,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                15,094,100,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net sales of goods | — | 
                                                10,035,248,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                11,018,327,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Net sales of finished goods | — | 
                                                10,907,257,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                11,244,009,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating revenue | ||||||||||||||||||||||||
| Cost of sales | ||||||||||||||||||||||||
| Beginning merchandise inventory | — | 
                                                346,043,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                341,555,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Cost of purchased goods | — | 
                                                7,885,390,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                8,419,693,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Cost of products manufactured | — | 
                                                8,500,162,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                8,624,969,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Cost of sales | — | 
                                                16,321,699,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                32,507,411,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                16,977,934,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,426,936,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Total | — | 
                                                8,231,434,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                8,761,248,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Ending merchandise inventory | — | 
                                                438,271,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                346,043,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Cost of goods sold | — | 
                                                7,793,162,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                8,415,205,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Beginning finished goods inventory | — | 
                                                670,315,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                608,074,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Total | — | 
                                                9,170,477,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                9,233,043,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Ending finished goods inventory | — | 
                                                641,939,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                670,315,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Cost of finished goods sold | — | 
                                                8,528,537,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                8,562,728,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Cost of goods sold | ||||||||||||||||||||||||
| Cost of finished goods sold | ||||||||||||||||||||||||
| Operating expenses | ||||||||||||||||||||||||
| Research and development expenses | — | 
                                                1,160,219,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                1,160,219,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                1,240,593,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,240,593,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Depreciation | — | 
                                                40,533,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                39,651,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other | — | 
                                                35,420,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                46,256,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating expenses | ||||||||||||||||||||||||
| Selling, general and administrative expenses | — | 
                                                4,312,871,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                6,060,987,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                4,479,918,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,289,456,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Taxes and dues | — | 
                                                90,686,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                97,801,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating expenses | ||||||||||||||||||||||||
| Operating expenses - general | ||||||||||||||||||||||||
| Remuneration for directors (and other officers) | — | 
                                                128,914,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                112,516,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Welfare expenses | — | 
                                                31,926,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                31,050,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating profit (loss) | — | 
                                                765,376,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                190,198,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -197,496,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                892,065,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,301,761,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,168,698,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                283,929,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,212,692,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,473,192,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                335,868,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                235,826,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,290,799,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,303,649,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                167,805,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Gross profit (loss) | — | 
                                                5,078,247,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                7,362,748,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                5,770,718,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,593,106,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| General and administrative expenses | ||||||||||||||||||||||||
| Salaries | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Ordinary profit (loss) | — | 
                                                1,476,643,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                1,563,709,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                1,949,900,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,587,411,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Gross profit | ||||||||||||||||||||||||
| Non-operating income | ||||||||||||||||||||||||
| Interest income | — | 
                                                51,157,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                75,176,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                54,584,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                50,947,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating expenses | ||||||||||||||||||||||||
| Interest expenses | — | 
                                                6,306,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                27,388,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                6,356,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                45,768,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary income | — | 
                                                50,266,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                222,676,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                9,895,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                119,969,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating income | ||||||||||||||||||||||||
| Non-operating income | — | 
                                                868,866,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                366,438,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                755,593,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                356,387,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Financial revenue | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Dividend income | — | 
                                                496,836,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                71,349,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                392,792,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                65,112,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Other | — | 
                                                108,680,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                36,836,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                38,790,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                62,979,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Selling, general and administrative expenses | ||||||||||||||||||||||||
| Legal welfare expenses | — | 
                                                201,190,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                201,236,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Advertising expenses | — | 
                                                31,508,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                23,806,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Storage costs | — | 
                                                195,279,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                197,169,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Communication expenses | — | 
                                                28,936,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                28,786,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating expenses | ||||||||||||||||||||||||
| Non-operating expenses | ||||||||||||||||||||||||
| Non-operating expenses | — | 
                                                157,599,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                104,490,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                96,491,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                72,624,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Financial expenses | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Other | — | 
                                                13,022,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                16,683,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                11,569,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,883,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary losses | — | 
                                                20,547,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                466,399,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                329,882,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                369,114,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Impairment losses | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                431,995,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                431,995,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                431,995,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                320,340,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                344,733,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                24,393,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                320,340,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                344,733,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Extraordinary income | ||||||||||||||||||||||||
| Gain on sale of non-current assets | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                1,585,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                549,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                110,623,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Gain on sale of investment securities | — | 
                                                50,266,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                50,266,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                6,691,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,691,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) before income taxes | — | 
                                                1,506,362,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                1,319,987,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                1,629,914,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,338,267,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary losses | ||||||||||||||||||||||||
| Loss on sale of non-current assets | — | — | — | — | — | — | — | — | — | 
                                                21,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                3,813,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Loss on retirement of non-current assets | — | 
                                                20,547,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                34,381,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                8,765,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                19,791,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes - current | — | 
                                                183,494,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                521,660,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                356,461,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                506,559,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes - deferred | — | 
                                                130,759,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                413,243,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                -54,320,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -6,169,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| General and administrative expenses | ||||||||||||||||||||||||
| Income taxes | — | 
                                                314,253,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                934,903,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                302,140,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                500,390,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) | — | 
                                                1,192,108,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,192,108,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                1,192,108,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,192,108,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                385,083,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,327,773,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                1,327,773,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,327,773,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,837,876,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,327,773,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — |