| Dec 31,
2021 | Dec 31,
2022 | Dec 31,
2023 |
|---|
| Profit (loss) before income taxes | 1,817 | 2,208 | 1,501 |
|---|
| Depreciation | 52 | 67 | 71 |
|---|
| Borrowing related expenses | 6 | 7 | 14 |
|---|
| Increase (decrease) in provision for bonuses | - | 34 | -37 |
|---|
| Increase (decrease) in provision for directors' bonuses-stock | 26 | 18 | 18 |
|---|
| Increase (decrease) in provision for employee's' bonuses-stock | 1 | 8 | 8 |
|---|
| Increase (decrease) in retirement benefit liability | 11 | 32 | 14 |
|---|
| Interest and dividend income | -8 | -7 | -61 |
|---|
| Interest expenses | 16 | 10 | 7 |
|---|
| Commission expenses | - | 1 | 2 |
|---|
| Foreign exchange losses (gains) | -11 | -37 | -9 |
|---|
| Share of loss (profit) of entities accounted for using equity method | - | - | -63 |
|---|
| Loss on retirement of non-current assets | - | - | 1 |
|---|
| Loss (gain) on valuation of investment securities | - | - | 20 |
|---|
| Decrease (increase) in trade receivables | -144 | -21 | -82 |
|---|
| Decrease (increase) in operational investment securities | -847 | -1,873 | 336 |
|---|
| Decrease (increase) in operating loans receivable | 110 | -86 | -122 |
|---|
| Decrease (increase) in other current assets | -103 | -359 | 182 |
|---|
| Increase (decrease) in other current liabilities | 254 | -138 | 66 |
|---|
| Increase (decrease) in other non-current liabilities | -200 | -14 | -33 |
|---|
| Subtotal | 1,000 | -153 | 1,833 |
|---|
| Interest and dividends received | 8 | 3 | 65 |
|---|
| Interest paid | -18 | -9 | -7 |
|---|
| Income taxes paid | -811 | -190 | -648 |
|---|
| Net cash provided by (used in) operating activities | 179 | -349 | 1,242 |
|---|
| Proceeds from withdrawal of restricted deposits | - | - | 70 |
|---|
| Purchase of property, plant and equipment | -33 | -22 | -51 |
|---|
| Purchase of intangible assets | - | -2 | -1 |
|---|
| Payments of leasehold and guarantee deposits | -36 | -15 | -21 |
|---|
| Proceeds from refund of leasehold and guarantee deposits | 15 | 2 | - |
|---|
| Purchase of investment securities | -10 | -26 | -14 |
|---|
| Proceeds from sale of investment securities | - | - | - |
|---|
| Loan advances to subsidiaries and associates | - | -520 | -4 |
|---|
| Collection of loans receivable from subsidiaries and associates | 292 | - | 520 |
|---|
| Net cash provided by (used in) investing activities | 228 | -583 | 498 |
|---|
| Proceeds from short-term borrowings | 1,100 | 199 | - |
|---|
| Repayments of short-term borrowings | -1,386 | -100 | -100 |
|---|
| Repayments of long-term borrowings | -130 | -130 | -743 |
|---|
| Proceeds from issuance of shares | 2,104 | 12 | 5 |
|---|
| Dividends paid | -342 | -418 | -410 |
|---|
| Purchase of treasury shares | -0 | -360 | -529 |
|---|
| Proceeds from disposal of treasury shares | - | 0 | - |
|---|
| Proceeds from share issuance to non-controlling shareholders | - | - | 37 |
|---|
| Net cash provided by (used in) financing activities | 1,346 | -797 | -1,740 |
|---|
| Effect of exchange rate change on cash and cash equivalents | 30 | 68 | 62 |
|---|
| Net increase (decrease) in cash and cash equivalents | 1,782 | -1,661 | 61 |
|---|
| Decrease in cash and cash equivalents resulting from exclusion of subsidiaries from consolidation | - | - | -1 |
|---|