Audit Information	12 Months Ended
Mar. 31, 2026
Auditor Information [Abstract]
Auditor Firm ID	1009
Auditor Name	KPMG AZSA LLC
Auditor Location	Tokyo, Japan

PCAOB issued Audit Firm Identifier

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form 10-K
-Number 249
-Section 310

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form 20-F
-Number 249
-Section 220
-Subsection f

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form 40-F
-Number 249
-Section 240
-Subsection f

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Data Type:	dei:nonemptySequenceNumberItemType
Balance Type:	na
Period Type:	duration