| Mar 31,
2013 | Mar 31,
2014 | Mar 31,
2015 | Mar 31,
2016 | Mar 31,
2020 | Mar 31,
2021 | Mar 31,
2022 | Mar 31,
2023 |
|---|
| Net sales | 16,717 | 11,043 | 11,073 | 8,982 | 9,265 | 8,999 | 10,666 | 14,474 |
|---|
| Cost of sales | 10,075 | 5,836 | - | - | 6,316 | 5,907 | 7,150 | 9,928 |
|---|
| Gross profit (loss) | 6,642 | 5,206 | 4,731 | 4,101 | 2,948 | 3,091 | 3,516 | 4,546 |
|---|
| Selling, general and administrative expenses | 3,382 | 3,268 | 3,086 | 3,857 | 2,555 | 2,555 | 2,677 | 2,931 |
|---|
| Operating profit (loss) | 3,260 | 1,938 | 1,645 | 244 | 393 | 536 | 839 | 1,614 |
|---|
| Interest income | 7 | 4 | - | - | - | - | - | - |
|---|
| Dividend income | 2 | 1 | 2 | 2 | 5 | 5 | 7 | 8 |
|---|
| Subsidy income | - | - | - | - | 102 | 119 | 138 | 114 |
|---|
| Gain on investments in investment partnerships | - | - | 2 | - | 29 | 42 | 16 | 77 |
|---|
| Other | 1 | - | 3 | 2 | 4 | 3 | 1 | 2 |
|---|
| Non-operating income | 14 | 10 | 15 | 5 | 142 | 170 | 164 | 202 |
|---|
| Foreign exchange losses | 2 | 5 | - | 3 | - | - | - | 3 |
|---|
| Other | - | - | - | 3 | - | 1 | 1 | - |
|---|
| Non-operating expenses | 2 | 7 | 1 | 29 | - | 1 | 1 | 4 |
|---|
| Ordinary profit (loss) | 3,272 | 1,940 | 1,659 | 220 | 535 | 705 | 1,001 | 1,813 |
|---|
| Gain on sale of membership | - | - | - | - | - | - | - | 2 |
|---|
| Other | - | - | - | - | - | - | - | - |
|---|
| Extraordinary income | - | - | - | - | - | - | - | 2 |
|---|
| Extraordinary income | - | - | - | - | - | - | - | 2 |
|---|
| Impairment losses | 88 | - | - | - | 21 | 2 | - | 4 |
|---|
| Loss on valuation of investment securities | - | - | - | - | - | - | - | 45 |
|---|
| Loss on valuation of investment securities | - | - | - | - | - | - | - | 45 |
|---|
| Loss on liquidation of subsidiaries | - | - | 29 | - | - | 1 | - | 17 |
|---|
| Loss on valuation of membership | 4 | - | 2 | - | 5 | - | - | 5 |
|---|
| Other | - | - | - | - | 1 | - | - | 1 |
|---|
| Loss on liquidation of subsidiaries | - | - | 29 | - | - | 1 | - | 17 |
|---|
| Extraordinary losses | 93 | 400 | 32 | 41 | 28 | 6 | 1 | 74 |
|---|
| Other | - | - | - | - | 1 | - | - | 1 |
|---|
| Extraordinary losses | 93 | 400 | 32 | 41 | 28 | 6 | 1 | 74 |
|---|
| Impairment losses | 88 | - | - | - | 21 | 2 | - | 4 |
|---|
| Loss on valuation of investment securities | - | - | - | - | - | - | - | 45 |
|---|
| Loss on valuation of investment securities | - | - | - | - | - | - | - | 45 |
|---|
| Loss on liquidation of subsidiaries | - | - | 29 | - | - | 1 | - | 17 |
|---|
| Loss on valuation of membership | 4 | - | 2 | - | 5 | - | - | 5 |
|---|
| Other | - | - | - | - | 1 | - | - | 1 |
|---|
| Loss on liquidation of subsidiaries | - | - | 29 | - | - | 1 | - | 17 |
|---|
| Extraordinary losses | 93 | 400 | 32 | 41 | 28 | 6 | 1 | 74 |
|---|
| Other | - | - | - | - | 1 | - | - | 1 |
|---|
| Extraordinary losses | 93 | 400 | 32 | 41 | 28 | 6 | 1 | 74 |
|---|
| Profit (loss) before income taxes | 3,179 | 1,540 | 1,627 | 178 | 507 | 699 | 1,000 | 1,741 |
|---|
| Profit (loss) before income taxes | 3,179 | 1,540 | 1,627 | 178 | 507 | 699 | 1,000 | 1,741 |
|---|
| Income taxes - current | 1,321 | 387 | 313 | 98 | 93 | 77 | 155 | 327 |
|---|
| Income taxes - current | 1,321 | 387 | 313 | 98 | 93 | 77 | 155 | 327 |
|---|
| Income taxes - deferred | -213 | 154 | 198 | -33 | -48 | -47 | -24 | 31 |
|---|
| Income taxes - deferred | -213 | 154 | 198 | -33 | -48 | -47 | -24 | 31 |
|---|
| Income taxes | 1,108 | 541 | 511 | 65 | 44 | 30 | 130 | 359 |
|---|
| Income taxes | 1,108 | 541 | 511 | 65 | 44 | 30 | 130 | 359 |
|---|
| Profit (loss) | - | - | 1,115 | 113 | 462 | 669 | 869 | 1,381 |
|---|
| Profit (loss) | - | - | 1,115 | 113 | 462 | 669 | 869 | 1,381 |
|---|
| Profit (loss) attributable to non-controlling interests | - | - | - | - | -5 | -1 | 3 | 28 |
|---|
| Profit (loss) attributable to owners of parent | - | - | - | - | 468 | 670 | 865 | 1,353 |
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