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Schedule II.-Valuation and Qualifying Accounts and Reserves (Detail) - JPY (¥) ¥ in Millions | 12 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2022
Restructuring cost |  |  |  |
Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |
Balance at beginning of period |  | ¥ 480 | ¥ 2,850 | ¥ 252
Acquisitions |  | 0 | 0 | 0
Addition: Charged to costs and expenses |  | 145 | 0 | 2,781
Deduction |  | (480) | (2,373) | (187)
Translation adjustment |  | 0 | 3 | 4
Balance at end of period |  | 145 | 480 | 2,850
Restructuring cost | Closed office lease obligations |  |  |  |
Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |
Balance at beginning of period |  | 0 |  |
Acquisitions |  | 0 |  |
Addition: Charged to costs and expenses |  | 23 |  |
Deduction |  | 0 |  |
Translation adjustment |  | 0 |  |
Balance at end of period |  | 23 | 0 |
Restructuring cost | Severance and other benefits to terminated employees |  |  |  |
Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |
Balance at beginning of period |  | 480 | 2,850 | 252
Acquisitions |  | 0 | 0 | 0
Addition: Charged to costs and expenses |  | 122 | 0 | 2,781
Deduction |  | (480) | (2,373) | (187)
Translation adjustment |  | 0 | 3 | 4
Balance at end of period |  | 122 | 480 | 2,850
Valuation Allowance of Deferred Tax Assets |  |  |  |
Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |
Balance at beginning of period |  | 37,287 | 35,155 | 21,560
Acquisitions |  | 0 | 143 | 1,403
Addition: Charged to costs and expenses |  | 12,714 | 4,123 | 13,414
Deduction | [1] | (12,233) | (2,814) | (2,445)
Other | [2] | 1,278 | 680 | 1,223
Balance at end of period |  | ¥ 39,046 | ¥ 37,287 | ¥ 35,155
[1] | The amount of deduction includes benefits recognized in income tax expense, expiration of loss carryforwards and sales of subsidiaries. The amounts of benefits recognized in earnings due to the utilization of net operation loss carry forwards were ¥1,742 million in fiscal 2022, ¥1,465 million in fiscal 2023 and ¥3,660 million in fiscal 2024.
[2] | The amount of other includes mainly translation adjustment.

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