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v3.23.1

Subsequent events - Additional Information (Detail) - Major purchases of assets [member] - Brand names [member] - JeanneLanvinS.a [Member] - JPY (¥) | Mar. 30, 2023 | Jun. 30, 2023
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Disclosure of non-adjusting events after reporting period [line items] |  |
Borrowings rates | 9.10% |
Interest payable |  | ¥ 84,502,623
Percentage of upfront fee | 2.50% |
Upfront fee amount | ¥ 92,860,026 |
Purchase of intangible assets, trademarks | 3,357,520,000 |
Meritz [Member] |  |
Disclosure of non-adjusting events after reporting period [line items] |  |
Notional amount | ¥ 3,714,401,030 |

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