| Sep 30,
2013 | Sep 30,
2014 | Sep 30,
2015 | Sep 30,
2016 | Sep 30,
2017 | Sep 30,
2018 | Sep 30,
2019 | Sep 30,
2020 | Sep 30,
2021 | Sep 30,
2022 | Sep 30,
2023 |
|---|
| Profit (loss) before income taxes | 108 | 276 | 418 | 122 | 386 | 381 | 283 | -21 | 229 | 258 | 170 |
|---|
| Depreciation | 154 | 123 | 143 | 153 | 141 | 131 | 136 | 144 | 151 | 173 | 180 |
|---|
| Loss (gain) on sale and retirement of non-current assets | 0 | 0 | -2 | - | 6 | - | -1 | 0 | 1 | -0 | 0 |
|---|
| Impairment losses | - | - | - | 5 | - | - | - | - | - | - | 25 |
|---|
| Subsidy income | - | -10 | - | -10 | - | - | - | -33 | -25 | -63 | -1 |
|---|
| Share of loss (profit) of entities accounted for using equity method | - | - | -2 | 22 | -0 | -0 | -0 | 2 | -10 | -7 | 3 |
|---|
| Interest expenses | 10 | 7 | 5 | 4 | 3 | 2 | 2 | 2 | 1 | 2 | 2 |
|---|
| Increase (decrease) in retirement benefit liability | - | 9 | -6 | 27 | -11 | 15 | 10 | 8 | 6 | -11 | 20 |
|---|
| Increase (decrease) in provision for retirement benefits for directors (and other officers) | 6 | -14 | 7 | 7 | 3 | 6 | 6 | 6 | 4 | 6 | 109 |
|---|
| Decrease (increase) in trade receivables | -50 | 30 | -7 | -71 | -222 | 5 | 84 | 191 | -248 | 41 | 151 |
|---|
| Decrease (increase) in inventories | 10 | 26 | -20 | -37 | -38 | -42 | -26 | 42 | -35 | -76 | -83 |
|---|
| Increase (decrease) in trade payables | -51 | 22 | -100 | 114 | 57 | 16 | -54 | -189 | 285 | -103 | -162 |
|---|
| Other, net | -9 | 49 | -28 | -23 | -77 | -17 | -49 | 46 | -140 | 16 | -36 |
|---|
| Subtotal | 161 | 511 | 409 | 314 | 247 | 495 | 373 | 275 | 218 | 236 | 378 |
|---|
| Interest and dividends received | 4 | 2 | 1 | 1 | 1 | 2 | 4 | 5 | 3 | 2 | 1 |
|---|
| Interest paid | -9 | -7 | -5 | -4 | -3 | -2 | -2 | -2 | -1 | -2 | -2 |
|---|
| Subsidies received | - | 10 | - | 10 | - | - | - | 14 | 25 | 3 | 61 |
|---|
| Income taxes refund (paid) | - | - | - | - | - | - | - | -64 | 35 | -112 | -91 |
|---|
| Net cash provided by (used in) operating activities | 131 | 500 | 359 | 114 | 219 | 381 | 309 | 228 | 280 | 127 | 348 |
|---|
| Proceeds from withdrawal of time deposits | - | - | - | - | - | - | - | 10 | 9 | 45 | - |
|---|
| Payments into time deposits | - | - | - | - | - | - | - | -32 | - | -23 | - |
|---|
| Proceeds from redemption of securities | - | - | - | - | - | - | 107 | - | - | 113 | - |
|---|
| Proceeds from sale of property, plant and equipment | - | 0 | 6 | - | 4 | 0 | 7 | - | 0 | 0 | 0 |
|---|
| Purchase of property, plant and equipment | -58 | -105 | -87 | -124 | -85 | -80 | -83 | -150 | -83 | -177 | -89 |
|---|
| Purchase of intangible assets | - | - | - | - | - | - | - | - | -59 | -5 | -3 |
|---|
| Purchase of investment securities | - | - | - | - | - | - | -113 | - | - | - | -10 |
|---|
| Other, net | 7 | 6 | -5 | 6 | 0 | 2 | 2 | -39 | 18 | -2 | -1 |
|---|
| Net cash provided by (used in) investing activities | -22 | -5 | -96 | -115 | -81 | -188 | -81 | -209 | -114 | -49 | -104 |
|---|
| Repayments of short-term borrowings | - | - | - | - | -100 | - | - | - | - | - | -28 |
|---|
| Proceeds from long-term borrowings | - | 100 | 300 | 200 | 350 | 100 | 200 | 300 | 200 | 250 | 100 |
|---|
| Repayments of long-term borrowings | -149 | -150 | -137 | -156 | -203 | -237 | -291 | -260 | -235 | -245 | -211 |
|---|
| Redemption of bonds | -146 | -161 | -134 | -69 | -20 | - | - | - | - | - | -100 |
|---|
| Dividends paid | -34 | -27 | -46 | -51 | -33 | -56 | -51 | -46 | -12 | -35 | -46 |
|---|
| Repayments of lease liabilities | -20 | -15 | -17 | -13 | -11 | -12 | -5 | -4 | -3 | -3 | -2 |
|---|
| Net cash provided by (used in) financing activities | -152 | -145 | -35 | -82 | -17 | -183 | -146 | -11 | 50 | -33 | -287 |
|---|
| Effect of exchange rate change on cash and cash equivalents | 59 | 23 | 8 | -39 | 26 | -3 | -21 | -2 | 18 | 66 | 24 |
|---|
| Net increase (decrease) in cash and cash equivalents | 17 | 372 | 236 | -122 | 146 | 6 | 61 | 5 | 234 | 111 | -19 |
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