| 2023/3 | 2024/3 |
| Cash flows from operating activities | | |
| Profit before income taxes | 7,645,743 | 3,280,944 |
| Depreciation | 262,498 | 252,917 |
| Increase (decrease) in allowance for doubtful accounts | 1,952 | 2,258 |
| Increase (decrease) in provision for bonuses | 92,192 | 5,893 |
| Increase (decrease) in retirement benefit liability | -2,049 | -622 |
| Increase (decrease) in provision for loss on orders received | -117,249 | - |
| Increase (decrease) in provision for share awards | -19,299 | - |
| Interest and dividend income | -1,339 | -1,647 |
| Interest expenses | 3,574 | 4,824 |
| Decrease (increase) in trade receivables and contract assets | -6,977,687 | 6,048,298 |
| Decrease (increase) in inventories | -5,371 | -8,669 |
| Increase (decrease) in advances received | 1,569 | -2,292 |
| Increase (decrease) in accounts payable - other | 312,023 | -655,108 |
| Increase (decrease) in accrued expenses | -125,570 | -297,061 |
| Increase (decrease) in accrued consumption taxes | -478,105 | -468,633 |
| Increase (decrease) in deposits received | 49,822 | 1,007,222 |
| Increase (decrease) in contract liabilities | 15,681 | 178,801 |
| Other, net | -75,380 | -293,737 |
| Subtotal | 583,006 | 9,053,386 |
| Interest and dividends received | 1,339 | 1,647 |
| Interest paid | -3,989 | -5,118 |
| Income taxes paid | -1,791,777 | -2,292,471 |
| Income taxes refund | 2,060 | 8,438 |
| Net cash provided by (used in) operating activities | -1,209,361 | 6,765,882 |
| Cash flows from investing activities | | |
| Purchase of investment securities | -2,878 | -102,975 |
| Purchase of property, plant and equipment | -138,165 | -131,117 |
| Purchase of intangible assets | -56,857 | -379,970 |
| Payments for asset retirement obligations | -12,142 | -21,310 |
| Payments of leasehold and guarantee deposits | -167,416 | -41,803 |
| Proceeds from lease and gurantee deposits | 58,141 | 62,435 |
| Net cash provided by (used in) investing activities | -319,318 | -614,741 |
| Cash flows from financing activities | | |
| Proceeds from long-term borrowings | 400,000 | 300,000 |
| Repayments of long-term borrowings | -284,960 | -286,704 |
| Redemption of bonds | -30,000 | -30,000 |
| Purchase of treasury shares | -191 | -315 |
| Dividends paid | -473,594 | -1,303,440 |
| Purchase of shares of subsidiaries not resulting in change in scope of consolidation | -15,962 | - |
| Other, net | -291 | -106 |
| Net cash provided by (used in) financing activities | -405,000 | -1,320,566 |
| Net increase (decrease) in cash and cash equivalents | -1,933,680 | 4,830,574 |
| Cash and cash equivalents at beginning of period | 7,031,627 | 5,097,947 |
| Cash and cash equivalents at end of period | 5,097,947 | 9,928,521 |
