Other Financial Liabilities (Details) - JPY (¥) ¥ in Millions	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2023
Disclosure of financial liabilities [abstract]
Derivative liabilities (Note 27)	¥ 16,528	¥ 25,108
Lease liabilities (Note 27)	573,325	619,639
Financial liabilities associated with programs to sell certain receivables	67,223	79,062
Financial liabilities associated with contingent consideration arrangements (Note 27)	4,362	7,772	¥ 8,139
Other	108,582	99,673
Total	770,020	831,254
Non-current	550,900	687,833
Current	¥ 219,120	¥ 143,421

The amount of contingent liabilities recognised in a business combination. [Refer: Classes of contingent liabilities [domain]; Total for all business combinations [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

The amount of financial liabilities classified as derivative instruments. [Refer: Financial assets; Derivatives [member]]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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No definition available.

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- Definition

The amount of liabilities related to the entity's leases. Lease is a contract, or part of a contract, that conveys the right to use an underlying asset for a period of time in exchange for consideration.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

The amount of current financial liabilities that the entity does not separately disclose in the same statement or note. [Refer: Other financial liabilities; Current financial liabilities]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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The amount of financial liabilities that the entity does not separately disclose in the same statement or note. [Refer: Financial liabilities]

+ References

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The amount of non-current financial liabilities that the entity does not separately disclose in the same statement or note. [Refer: Other financial liabilities]

+ References

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Financial Liabilities, Programs To Sell Certain Receivables

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Other Financial Liabilities, Miscellaneous

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