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Cover Page	6 Months Ended
	Sep. 30, 2025
Document Information [Line Items]
Document Type	6-K
Amendment Flag	false
Document Period End Date	Sep. 30, 2025
Document Fiscal Year Focus	2026
Document Fiscal Period Focus	Q2
Entity Registrant Name	ORIX Corporation
Entity Central Index Key	0001070304
Current Fiscal Year End Date	--03-31

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End date of current fiscal year in the format --MM-DD.

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No definition available.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period. The format of the date is YYYY-MM-DD.

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The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.

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A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Exchange Act
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The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.

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