| Feb 29,
2016 | Feb 28,
2017 | Feb 28,
2018 | Feb 28,
2019 | Feb 29,
2020 | Feb 28,
2021 | Feb 28,
2022 | Feb 28,
2023 | Feb 29,
2024 |
|---|
| Net sales | 960 | 1,380 | 1,608 | 1,657 | 1,964 | 1,990 | 2,683 | 4,686 | 6,535 |
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| Cost of sales | 321 | 509 | 626 | 636 | 810 | 1,010 | 1,299 | 2,747 | 4,035 |
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| Gross profit (loss) | 640 | 871 | 982 | 1,021 | 1,154 | 980 | 1,383 | 1,938 | 2,500 |
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| Selling, general and administrative expenses | 505 | 688 | 911 | 982 | 967 | 1,314 | 1,303 | 1,736 | 2,318 |
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| Operating profit (loss) | 135 | 184 | 72 | 39 | 187 | -334 | 80 | 203 | 182 |
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| Interest income | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
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| Dividend income | - | - | - | - | - | 0 | 0 | 0 | 0 |
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| Gain on investments in investment partnerships | - | - | - | - | - | - | 18 | 15 | - |
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| Share of profit of entities accounted for using equity method | - | - | - | - | - | - | - | 0 | 3 |
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| Other | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 3 | 5 |
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| Gain on investments in investment partnerships | - | - | - | - | - | - | 18 | 15 | - |
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| Non-operating income | 0 | 0 | 2 | 0 | 3 | 3 | 23 | 19 | 14 |
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| Subsidy income | - | - | - | - | - | - | - | 1 | 1 |
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| Commission income | - | - | - | - | - | - | - | 0 | 1 |
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| Cashback income | - | - | - | - | - | - | - | 1 | 1 |
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| Consumption tax refund income-NOI | - | - | - | - | - | - | - | - | 2 |
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| Other | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 3 | 5 |
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| Non-operating income | 0 | 0 | 2 | 0 | 3 | 3 | 23 | 19 | 14 |
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| Interest expenses | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 15 | 27 |
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| Commission expenses | - | - | - | - | - | 19 | 2 | 44 | 10 |
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| Share acquisition rights issuance costs | - | - | - | - | - | - | - | - | 5 |
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| Loss on investments in investment partnerships | - | - | 1 | 6 | 9 | 7 | - | 5 | 2 |
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| Share issuance costs | 3 | 1 | - | - | - | - | - | 5 | - |
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| Share issuance costs2 | - | - | - | - | - | - | - | 5 | - |
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| Office relocation expenses | - | - | - | - | - | - | 2 | 1 | - |
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| Miscellaneous losses | - | - | - | - | - | - | - | 5 | - |
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| Other | - | - | 0 | 0 | 0 | 1 | 1 | 8 | 8 |
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| Non-operating expenses | 3 | 14 | 1 | 6 | 15 | 27 | 9 | 77 | 52 |
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| Non-operating expenses | 3 | 14 | 1 | 6 | 15 | 27 | 9 | 77 | 52 |
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| Ordinary profit (loss) | 132 | 170 | 72 | 33 | 175 | -358 | 94 | 144 | 144 |
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| Gain on sale of investment securities | - | - | - | - | - | - | 117 | 44 | - |
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| Gain on sale of shares of subsidiaries | - | - | - | - | - | - | - | 25 | 8 |
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| Gain on sale of investment securities | - | - | - | - | - | - | 117 | 44 | - |
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| Extraordinary income | - | - | 1 | - | - | - | 123 | 44 | 8 |
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| Reversal of allowance for doubtful accounts | - | - | - | - | - | - | - | - | 0 |
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| Extraordinary income | - | - | 1 | - | - | - | 123 | 44 | 8 |
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| Loss on retirement of non-current assets | 0 | 2 | - | - | - | 0 | - | 3 | - |
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| Loss on extinguishment share-based remuneration expenses | - | - | - | - | - | - | - | 14 | 2 |
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| Loss on valuation of investment securities | - | - | - | 39 | 26 | 51 | 65 | 39 | 59 |
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| Loss on retirement of non-current assets | 0 | 2 | - | - | - | 0 | - | 3 | - |
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| Provision of allowance for doubtful accounts | - | - | - | - | - | - | - | 5 | - |
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| Loss on valuation of investment securities | - | - | - | 39 | 26 | 51 | 65 | 39 | 59 |
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| Loss on extinguishment share-based remuneration expenses | - | - | - | - | - | - | - | 14 | 2 |
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| Extraordinary losses | 0 | 2 | - | 61 | 26 | 149 | 66 | 56 | 61 |
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| Extraordinary losses | 0 | 2 | - | 61 | 26 | 149 | 66 | 56 | 61 |
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| Profit (loss) before income taxes | 132 | 168 | 73 | -28 | 148 | -507 | 151 | 132 | 83 |
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| Income taxes - current | 14 | 74 | 36 | 39 | 69 | 4 | 37 | 129 | 74 |
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| Income taxes - deferred | 29 | -10 | 5 | -4 | -7 | 19 | -14 | -39 | -249 |
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| Income taxes | 43 | 64 | 41 | 36 | 62 | 23 | 23 | 90 | -174 |
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| Profit (loss) | 89 | 104 | 32 | -64 | 86 | -530 | 128 | 42 | 257 |
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| Profit (loss) attributable to non-controlling interests | - | - | - | - | - | - | - | -0 | - |
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| Profit (loss) attributable to owners of parent | - | - | 32 | -64 | 86 | -530 | 128 | 43 | 257 |
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