| Mar 31,
2015 | Mar 31,
2016 | Mar 31,
2017 | Mar 31,
2018 | Mar 31,
2019 | Mar 31,
2022 | Mar 31,
2023 | Mar 31,
2024 |
|---|
| Profit (loss) before income taxes | 3,224 | 3,631 | 3,901 | 2,467 | 2,844 | 3,688 | 2,168 | 3,709 |
|---|
| Depreciation | 1,525 | 1,486 | 1,621 | 1,878 | 2,015 | 2,094 | 2,086 | 2,025 |
|---|
| Impairment losses | 52 | 25 | - | - | 653 | 14 | 5 | 24 |
|---|
| Increase (decrease) in allowance for doubtful accounts | 13 | -8 | 1 | -9 | -1 | -7 | -4 | -9 |
|---|
| Increase (decrease) in retirement benefit liability | 61 | 65 | 66 | 89 | 91 | 82 | 87 | 113 |
|---|
| Interest and dividend income | -0 | -0 | -0 | -0 | -0 | -0 | -0 | -0 |
|---|
| Interest expenses | 19 | 2 | 0 | 1 | 2 | 0 | 0 | 0 |
|---|
| Foreign exchange losses (gains) | - | - | - | - | - | -3 | -9 | -7 |
|---|
| Commission for purchase of treasury shares | - | - | - | - | - | - | 12 | - |
|---|
| Cancellation penalty | - | - | - | - | - | - | - | 12 |
|---|
| Loss (gain) on sale and retirement of non-current assets | 5 | 9 | 7 | 8 | 25 | 5 | 6 | 2 |
|---|
| Decrease (increase) in trade receivables | 5 | 43 | -445 | -216 | -5 | -284 | -602 | -542 |
|---|
| Decrease (increase) in inventories | 149 | 372 | -84 | -186 | 29 | -199 | -414 | -647 |
|---|
| Decrease (increase) in accounts receivable - other | 148 | 79 | 32 | -59 | 8 | -28 | -136 | 132 |
|---|
| Decrease (increase) in advance payments to suppliers | - | - | - | - | - | -468 | -417 | 136 |
|---|
| Increase (decrease) in trade payables | -297 | -583 | -126 | -3 | 40 | 1,027 | -138 | -825 |
|---|
| Increase (decrease) in accounts payable - other | 121 | 110 | 164 | -353 | -40 | 202 | 15 | 127 |
|---|
| Increase (decrease) in accrued expenses | 128 | 82 | 162 | 109 | -72 | -2 | 87 | -131 |
|---|
| Other, net | 463 | -213 | -239 | -60 | 360 | 399 | -113 | 265 |
|---|
| Subtotal | 5,659 | 5,054 | 5,056 | 3,649 | 5,972 | 6,520 | 2,634 | 4,383 |
|---|
| Interest and dividends received | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
|---|
| Interest paid | -54 | -2 | -0 | -1 | -2 | -0 | -0 | -0 |
|---|
| Income taxes paid | -1,923 | -955 | -1,286 | -1,039 | -682 | -828 | -1,729 | -447 |
|---|
| Income taxes refund | - | - | - | - | - | - | - | 7 |
|---|
| Net cash provided by (used in) operating activities | 3,683 | 4,097 | 3,770 | 2,609 | 5,288 | 5,692 | 904 | 3,942 |
|---|
| Purchase of property, plant and equipment | -1,678 | -1,561 | -1,572 | -1,679 | -1,930 | -1,810 | -1,801 | -1,640 |
|---|
| Proceeds from sale of property, plant and equipment | 5 | 13 | 4 | 2 | 2 | 1 | 1 | 1 |
|---|
| Purchase of intangible assets | -257 | -226 | -253 | -263 | -361 | -464 | -477 | -526 |
|---|
| Payments of guarantee deposits | -83 | -32 | -42 | -65 | -72 | -29 | -81 | -99 |
|---|
| Other, net | 5 | 9 | -20 | 28 | 61 | 28 | 23 | 12 |
|---|
| Net cash provided by (used in) investing activities | -1,987 | -1,798 | -1,551 | -1,977 | -2,091 | -2,275 | -2,335 | -2,252 |
|---|
| Proceeds from sale and leaseback transactions | 1,173 | 1,542 | 1,151 | 1,218 | 1,304 | 1,332 | 1,870 | 1,396 |
|---|
| Repayments of lease liabilities | -1,426 | -1,617 | -1,155 | -1,221 | -1,308 | -1,336 | -1,876 | -1,400 |
|---|
| Purchase of treasury shares | - | - | -0 | - | -0 | -0 | -1,012 | -0 |
|---|
| Dividends paid | -220 | -231 | -707 | -849 | -849 | -985 | -1,423 | -1,005 |
|---|
| Net cash provided by (used in) financing activities | -726 | 1,831 | -711 | -852 | -880 | -1,014 | -2,441 | -1,009 |
|---|
| Effect of exchange rate change on cash and cash equivalents | 4 | -8 | -11 | -3 | 1 | 3 | 9 | 7 |
|---|
| Net increase (decrease) in cash and cash equivalents | 974 | 4,122 | 1,497 | -223 | 2,319 | 2,407 | -3,862 | 689 |
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