| Jul 31,
2014 | Jul 31,
2015 | Jul 31,
2016 | Jul 31,
2017 | Jul 31,
2018 | Jul 31,
2019 | Jul 31,
2020 | Jul 31,
2021 | Jul 31,
2022 | Jul 31,
2023 | Jul 31,
2024 |
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| Profit (loss) before income taxes | 2,348 | 2,334 | 3,864 | 5,121 | 2,991 | 1,350 | 4,036 | 5,451 | 9,155 | 6,558 | 6,764 |
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| Depreciation | - | 207 | 181 | 190 | 163 | 281 | 340 | 265 | 327 | 369 | 359 |
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| Impairment losses | - | 17 | - | - | - | 20 | 75 | 105 | 341 | 91 | 37 |
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| Amortization of goodwill | - | 20 | 24 | 24 | 35 | 281 | 236 | 236 | 442 | 212 | 212 |
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| Share of loss (profit) of entities accounted for using equity method | - | - | - | 53 | -48 | 49 | -113 | -87 | 96 | -552 | 7 |
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| Increase (decrease) in allowance for doubtful accounts | - | -64 | 180 | -222 | -129 | -112 | 16 | -19 | 5 | 89 | 105 |
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| Increase (decrease) in provision for bonuses | - | 2 | 1 | 4 | 2 | 0 | 3 | 5 | 318 | -5 | 34 |
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| Increase (decrease) in provision for loss on subleasing | - | 17 | -37 | -8 | -5 | -54 | 50 | -63 | 26 | -30 | -25 |
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| Increase (decrease) in provision for loss on construction contracts | - | - | - | - | - | - | - | - | - | -1 | -2 |
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| Increase (decrease) in provision for loss on guarantees | - | - | - | - | - | 32 | -2 | - | 3 | 3 | 1 |
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| Increase (decrease) in provision for bonuses for directors (and other officers) | - | - | 35 | 166 | -129 | -117 | 250 | 50 | 48 | -53 | 35 |
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| Increase (decrease) in retirement benefit liability | - | 35 | 26 | 25 | 2 | 1 | 2 | 17 | 18 | 7 | -17 |
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| Interest and dividend income | - | -9 | -12 | -7 | -66 | -5 | -5 | -3 | -6 | -2 | -2 |
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| Interest expenses | - | 119 | 146 | 137 | 129 | 161 | 208 | 216 | 316 | 494 | 714 |
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| Foreign exchange losses (gains) | - | - | - | - | - | - | - | - | -34 | -46 | -15 |
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| Loss (gain) on sale of investment securities | - | - | - | - | -0 | -18 | -162 | -148 | 16 | 3 | - |
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| Loss (gain) on valuation of investment securities | - | 10 | - | - | 200 | 139 | 94 | - | - | 28 | - |
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| Loss on valuation of shares of subsidiaries and associates | - | - | - | - | - | - | - | 14 | - | - | 5 |
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| Loss on retirement of non-current assets | - | - | - | - | - | - | - | - | 42 | 18 | 8 |
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| Loss (gain) on sale of property, plant and equipment and intangible assets | - | - | - | -30 | -1 | - | - | - | - | -8 | - |
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| Loss (gain) on change in equity | - | - | - | 4 | -163 | 8 | - | - | - | -1 | - |
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| Decrease (increase) in trade receivables | - | 99 | -116 | -133 | 100 | -170 | 86 | -150 | -1 | -441 | 301 |
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| Decrease (increase) in inventories | - | -4,182 | -1,892 | 1,407 | -1,323 | -12,106 | -4,569 | -23,143 | 7,696 | -28,273 | -986 |
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| Increase (decrease) in trade payables | - | -106 | 2,583 | -1,887 | 2,468 | -2,101 | 9,872 | -5,191 | 1,955 | 791 | -3,741 |
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| Decrease (increase) in advance payments to suppliers | - | 204 | -62 | -13 | -527 | 549 | -3,319 | 1,391 | -3,834 | 4,780 | -6,610 |
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| Decrease (increase) in consumption taxes refund receivable | - | - | - | - | - | - | - | - | -114 | -1,968 | 2,072 |
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| Increase (decrease) in accrued consumption taxes | - | -201 | -135 | 46 | -39 | -117 | - | - | 1,748 | -1,786 | 276 |
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| Increase (decrease) in deposits received | - | - | - | - | - | - | - | - | -1,234 | 1,011 | 246 |
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| Decrease (increase) in leasehold and guarantee deposits | - | 332 | 71 | -99 | -209 | -67 | -485 | -789 | -486 | -448 | -261 |
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| Increase (decrease) in leasehold and guarantee deposits received | - | -28 | -37 | 68 | 265 | -1 | 600 | 801 | 28 | 910 | 602 |
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| Other, net | - | 70 | 783 | -438 | 87 | -210 | 1,341 | 726 | 1,391 | 607 | 893 |
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| Subtotal | - | -1,338 | 5,679 | 4,275 | 3,803 | -12,247 | 8,555 | -20,441 | 17,858 | -17,642 | 1,017 |
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| Interest and dividends received | - | 6 | 8 | 3 | 4 | 2 | 0 | 0 | 3 | - | 12 |
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| Interest paid | - | -101 | -124 | -121 | -108 | -144 | -190 | -184 | -302 | -486 | -690 |
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| Income taxes paid | - | -1,740 | -1,374 | -1,733 | -724 | -960 | -641 | -2,129 | -1,870 | -4,661 | -1,315 |
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| Net cash provided by (used in) operating activities | - | -3,173 | 4,189 | 2,423 | 2,974 | -13,350 | 7,725 | -22,754 | 15,689 | -22,790 | -977 |
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| Purchase of short-term and long-term investment securities | - | -310 | -2,072 | -586 | -3,993 | -450 | -434 | -782 | -644 | -2,176 | -868 |
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| Proceeds from sale and redemption of short-term and long-term investment securities | - | - | 33 | 56 | 660 | 361 | 970 | 710 | 66 | 160 | 339 |
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| Purchase of property, plant and equipment | - | -1,409 | -585 | -403 | -501 | -685 | -768 | -158 | -4,849 | -609 | -86 |
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| Proceeds from sale of property, plant and equipment | - | 204 | - | 167 | 2 | 164 | - | - | 25 | 31 | - |
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| Purchase of intangible assets | - | -37 | -10 | -7 | -33 | -67 | -133 | -213 | -165 | -187 | -318 |
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| Loan advances to subsidiaries and associates | - | - | - | - | - | - | - | - | - | -799 | -1,772 |
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| Other, net | - | -3 | -26 | -43 | 1 | 177 | -23 | -2 | 14 | -27 | 9 |
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| Net cash provided by (used in) investing activities | - | -1,640 | -2,740 | -821 | -3,807 | -1,529 | -472 | -285 | -5,881 | -3,609 | -2,696 |
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| Proceeds from short-term borrowings | - | 1,350 | 1,640 | 1,350 | - | 5,050 | 2,600 | 600 | 374 | 860 | 330 |
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| Repayments of short-term borrowings | - | -4,100 | -1,640 | -750 | -600 | -5,569 | -1,625 | -1,000 | -600 | -874 | -390 |
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| Proceeds from long-term borrowings | - | 12,820 | 13,870 | 14,730 | 9,955 | 16,162 | 8,297 | 36,824 | 22,170 | 37,281 | 31,236 |
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| Repayments of long-term borrowings | - | -5,870 | -9,565 | -17,591 | -8,516 | -4,628 | -10,511 | -14,717 | -17,297 | -16,950 | -31,940 |
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| Proceeds from issuance of bonds | - | - | - | - | - | - | - | 2,968 | - | - | 1,983 |
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| Repayments of lease liabilities | - | -18 | -21 | -22 | -25 | -27 | -28 | -28 | -45 | -57 | -62 |
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| Proceeds from share issuance to non-controlling shareholders | - | - | - | - | - | - | - | - | - | - | - |
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| PROCEEDS FROM INVESTOR OF SILENT PARTNERSHIP | - | - | - | - | - | - | 201 | 1,058 | 187 | - | 1 |
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| PAYMENTS FOR SHARE OF INVESTMENTS IN SILENT PARTNERSHIP | - | - | - | - | - | - | -0 | -211 | -803 | -442 | - |
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| Proceeds from exercise of employee share options | - | - | 160 | 102 | 94 | 32 | 18 | 2 | 1 | 7 | 2 |
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| Purchase of treasury shares | - | - | - | -0 | -960 | - | - | - | - | -1,246 | - |
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| Dividends paid | - | - | -57 | -118 | -253 | -498 | -527 | -555 | -631 | -718 | -1,464 |
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| Net cash provided by (used in) financing activities | - | 8,223 | 4,346 | -1,397 | -279 | 10,523 | -1,820 | 28,041 | 7,507 | 17,859 | -301 |
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| Effect of exchange rate change on cash and cash equivalents | - | - | - | - | 17 | 5 | 0 | -9 | 16 | 25 | 7 |
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| Net increase (decrease) in cash and cash equivalents | - | 3,410 | 5,795 | 205 | -1,095 | -4,352 | 5,433 | 4,991 | 17,331 | -8,514 | -3,968 |
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