| Mar 31,
2022 | Mar 31,
2023 | Mar 31,
2024 |
|---|
| Profit (loss) before income taxes | 846 | 340 | 864 |
|---|
| Depreciation | 121 | 147 | 163 |
|---|
| Impairment losses | 7 | 2 | 2 |
|---|
| Increase (decrease) in allowance for doubtful accounts | 0 | 2 | 0 |
|---|
| Increase (decrease) in provision for bonuses | -45 | 37 | -5 |
|---|
| Interest and dividend income | -4 | -1 | -1 |
|---|
| Interest expenses | 57 | 65 | 53 |
|---|
| Share issuance costs | - | - | 3 |
|---|
| Listing expenses | - | - | 9 |
|---|
| Loss (gain) on sale of non-current assets | -556 | -98 | - |
|---|
| Loss on retirement of non-current assets | - | 1 | - |
|---|
| Decrease (increase) in deposit in trust | -307 | -307 | -572 |
|---|
| Decrease (increase) in trade receivables | -63 | -199 | -220 |
|---|
| Increase (decrease) in advances received | -1 | 2 | 3 |
|---|
| Decrease (increase) in inventories | -474 | -1,687 | 2,006 |
|---|
| Decrease (increase) in advance payments to suppliers | -12 | -50 | 45 |
|---|
| Decrease (increase) in prepaid expenses | 20 | -54 | -114 |
|---|
| Decrease (increase) in long-term prepaid expenses | 15 | -65 | 87 |
|---|
| Increase (decrease) in trade payables | 105 | -59 | 66 |
|---|
| Increase (decrease) in contract liabilities | 236 | 1,399 | 664 |
|---|
| Increase (decrease) in accounts payable - other | -133 | 19 | -222 |
|---|
| Increase (decrease) in accrued expenses | 39 | -4 | 74 |
|---|
| Increase (decrease) in deposits received | 49 | -45 | 51 |
|---|
| other increase or decrease | 57 | -9 | 666 |
|---|
| Subtotal | -42 | -566 | 3,624 |
|---|
| Interest and dividends received | 3 | 0 | 0 |
|---|
| Interest paid | -57 | -64 | -53 |
|---|
| Income taxes paid | -242 | -115 | -138 |
|---|
| Net cash provided by (used in) operating activities | -339 | -745 | 3,433 |
|---|
| Purchase of property, plant and equipment | -695 | -1,107 | -1,226 |
|---|
| Proceeds from sale of property, plant and equipment | 1,590 | 428 | - |
|---|
| Purchase of intangible assets | -26 | -12 | -14 |
|---|
| Payments of guarantee deposits | -20 | -39 | -197 |
|---|
| Income of guarantee money paid | 12 | 14 | 12 |
|---|
| Payments into time deposits | -9 | -7 | -6 |
|---|
| Proceeds from cancellation of time deposits | - | 16 | - |
|---|
| Net cash provided by (used in) investing activities | 928 | -708 | -1,430 |
|---|
| Proceeds from short-term borrowings | 1,769 | 1,630 | 1,737 |
|---|
| Repayments of short-term borrowings | -1,333 | -1,448 | -3,310 |
|---|
| Redemption of bonds | -50 | -50 | -50 |
|---|
| Proceeds from long-term borrowings | 568 | 1,843 | 2,234 |
|---|
| Repayments of long-term borrowings | -1,435 | -617 | -1,440 |
|---|
| Repayments of lease liabilities | -8 | -3 | -2 |
|---|
| Dividends paid | -45 | -48 | -48 |
|---|
| Payments of listing expenses | - | - | -5 |
|---|
| Net cash provided by (used in) financing activities | -369 | 1,307 | -884 |
|---|
| Net increase (decrease) in cash and cash equivalents | 220 | -146 | 1,118 |
|---|