| Mar 31,
2021 | Mar 31,
2022 | Mar 31,
2023 | Mar 31,
2024 |
|---|
| Cash and deposits | - | 9,490 | 3,866 | 5,202 |
|---|
| Accounts receivable - other | - | 1,892 | 2,795 | 3,402 |
|---|
| Right to reimbursement | - | 3,821 | 5,210 | 5,753 |
|---|
| Rent payment | - | 561 | 1,251 | 1,542 |
|---|
| Supplies | - | 41 | 37 | 28 |
|---|
| Prepaid expenses | - | 429 | 559 | 453 |
|---|
| Suspense payments | - | 933 | 1,251 | 1,229 |
|---|
| Other | - | 378 | 1,019 | 439 |
|---|
| Allowance for doubtful accounts | - | -1,788 | -2,737 | -3,288 |
|---|
| Current assets | - | 15,760 | 13,253 | 14,764 |
|---|
| Facilities attached to buildings | - | 242 | 247 | 250 |
|---|
| Structures | - | 22 | 22 | 22 |
|---|
| Vehicles | - | 12 | 12 | 8 |
|---|
| Tools, furniture and fixtures | - | 491 | 604 | 669 |
|---|
| Leased assets | - | 1,233 | 1,233 | 1,225 |
|---|
| Other | - | 3 | 5 | 2 |
|---|
| Accumulated depreciation | - | -1,274 | -1,484 | -1,626 |
|---|
| Property, plant and equipment | - | 731 | 642 | 551 |
|---|
| Software | - | 665 | 595 | 516 |
|---|
| Leased assets | - | 2,494 | 1,817 | 1,149 |
|---|
| Other | - | 2 | 70 | 184 |
|---|
| Intangible assets | - | 3,162 | 2,482 | 1,849 |
|---|
| Investment securities | - | 70 | 70 | 480 |
|---|
| Shares of subsidiaries and associates | - | - | - | 420 |
|---|
| Long-term prepaid expenses | - | - | 22 | 16 |
|---|
| Deferred tax assets | - | 4,634 | 3,586 | 3,754 |
|---|
| Other | - | 365 | 390 | 390 |
|---|
| Investments and other assets | - | 5,070 | 4,047 | 4,626 |
|---|
| Non-current assets | - | 8,963 | 7,172 | 7,028 |
|---|
| Assets | - | 24,723 | 20,425 | 21,793 |
|---|
| Short-term borrowings | - | 3,997 | 2,997 | 1,100 |
|---|
| Current portion of long-term borrowings | - | 226 | 233 | 205 |
|---|
| Income taxes payable | - | 1,130 | 11 | 934 |
|---|
| Accounts payable - other | - | 386 | 464 | 521 |
|---|
| Accrued expenses | - | - | 88 | 84 |
|---|
| Provision for loss of performance of guarantee | - | 654 | 1,148 | 766 |
|---|
| Provision for bonuses | - | 222 | 274 | 374 |
|---|
| Advances received | - | 10,558 | 10,593 | 10,922 |
|---|
| Lease liabilities | - | 934 | 865 | 634 |
|---|
| Other | - | 1,107 | 958 | 975 |
|---|
| Current liabilities | - | 19,219 | 17,547 | 16,439 |
|---|
| Long-term borrowings | - | 525 | 292 | 86 |
|---|
| Lease liabilities | - | 1,911 | 1,045 | 422 |
|---|
| Asset retirement obligations | - | 86 | 86 | 89 |
|---|
| Non-current liabilities | - | 2,524 | 1,424 | 598 |
|---|
| Liabilities | - | 21,743 | 18,971 | 17,033 |
|---|
| Share capital | - | 99 | 99 | 983 |
|---|
| Legal capital surplus | - | - | - | 883 |
|---|
| Other capital surplus | - | 4,877 | 2,449 | 2,449 |
|---|
| Capital surplus | - | 4,877 | 2,449 | 3,333 |
|---|
| Legal retained earnings | - | 27 | 27 | 27 |
|---|
| Retained earnings brought forward | - | -1,264 | -490 | 1,048 |
|---|
| Retained earnings | - | -1,237 | -463 | 1,075 |
|---|
| Treasury shares | - | -764 | -635 | -635 |
|---|
| Shareholders' equity | - | 2,975 | 1,449 | 4,755 |
|---|
| Share acquisition rights | - | 5 | 4 | 4 |
|---|
| Net assets | 1,615 | 2,980 | 1,453 | 4,759 |
|---|
| Liabilities and net assets | - | 24,723 | 20,425 | 21,793 |
|---|