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v3.23.3

Segment Information (Geographical Revenues and Income before Income Taxes) (Detail) - JPY (¥) ¥ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Segment Reporting Information [Line Items] |  |  |  |  |
Total Revenues |  | ¥ 682,761 | ¥ 707,003 | ¥ 1,359,735 | ¥ 1,364,816
Income before Income Taxes |  | 95,075 | 80,560 | 184,467 | 166,124
Japan | Reportable Geographical Components |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total Revenues |  | 509,496 | 549,794 | 1,020,846 | 1,065,266
Income before Income Taxes |  | 66,176 | 36,346 | 129,856 | 87,212
The Americas | Reportable Geographical Components |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total Revenues | [1] | 64,030 | 60,575 | 127,510 | 109,392
Income before Income Taxes | [1] | 9,069 | 16,791 | 20,516 | 24,916
Other Countries | Reportable Geographical Components |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total Revenues | [2] | 109,235 | 96,634 | 211,379 | 190,158
Income before Income Taxes | [2] | ¥ 19,830 | ¥ 27,423 | ¥ 34,095 | ¥ 53,996
[1] | Mainly the United States
[2] | Mainly Asia, Europe, Australasia and Middle East

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