| Mar 31,
2019 | Mar 31,
2020 | Mar 31,
2021 | Mar 31,
2022 | Mar 31,
2023 | Mar 31,
2024 |
|---|
| Cash and deposits | - | 981 | 1,026 | 2,387 | 2,212 | 2,027 |
|---|
| Accounts receivable - trade | - | - | - | - | - | 4 |
|---|
| Prepaid expenses | - | 3 | 7 | 31 | 29 | 29 |
|---|
| Accounts receivable - other | - | - | - | - | - | 0 |
|---|
| Other | - | 4 | 10 | 10 | 26 | 26 |
|---|
| Current assets | - | 988 | 1,043 | 2,428 | 2,267 | 2,086 |
|---|
| Facilities attached to buildings, net | - | 1 | 1 | 1 | 1 | - |
|---|
| Tools, furniture and fixtures, net | - | 2 | 3 | 3 | 4 | - |
|---|
| Property, plant and equipment | - | 3 | 4 | 4 | 4 | - |
|---|
| Software | - | 0 | 0 | - | 0 | - |
|---|
| Intangible assets | - | 15 | 13 | - | 0 | - |
|---|
| Investments in capital | - | 0 | 0 | 0 | 0 | - |
|---|
| Long-term prepaid expenses | - | 0 | 1 | 1 | 1 | - |
|---|
| Other | - | 6 | 6 | 5 | 2 | 2 |
|---|
| Investments and other assets | - | 6 | 7 | 6 | 3 | 2 |
|---|
| Non-current assets | - | 25 | 24 | 10 | 7 | 2 |
|---|
| Assets | - | 1,013 | 1,067 | 2,438 | 2,275 | 2,089 |
|---|
| Accounts payable - other | - | 4 | 26 | 21 | 89 | 115 |
|---|
| Accrued expenses | - | 3 | 2 | 2 | 2 | 2 |
|---|
| Income taxes payable | - | 3 | 0 | 15 | 9 | 9 |
|---|
| Deposits received | - | 0 | 0 | 0 | 0 | 0 |
|---|
| Current liabilities | - | 11 | 29 | 38 | 100 | 126 |
|---|
| Long-term borrowings | - | 380 | 476 | 199 | 310 | 356 |
|---|
| Non-current liabilities | - | 380 | 476 | 199 | 310 | 356 |
|---|
| Liabilities | - | 391 | 505 | 237 | 410 | 482 |
|---|
| Share capital | - | 496 | 90 | 1,037 | 1,037 | 1,037 |
|---|
| Legal capital surplus | - | 490 | 510 | 1,457 | 1,457 | 1,457 |
|---|
| Other capital surplus | - | - | 61 | 61 | 61 | 61 |
|---|
| Capital surplus | - | 490 | 572 | 1,518 | 1,518 | 1,518 |
|---|
| Retained earnings brought forward | - | -365 | -100 | -354 | -690 | -948 |
|---|
| Retained earnings | - | -365 | -100 | -354 | -690 | -948 |
|---|
| Shareholders' equity | - | 622 | 562 | 2,201 | 1,865 | 1,607 |
|---|
| Net assets | 806 | 622 | 562 | 2,201 | 1,865 | 1,607 |
|---|
| Liabilities and net assets | - | 1,013 | 1,067 | 2,438 | 2,275 | 2,089 |
|---|