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Organizations involved in this incident2026-10-02National Tax Agency: other people's gift tax returns visible in e-Tax My PageOpen the incident

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GovernmentNational governmentTokyo, Chiyoda[Breached][Major]
National Tax Agency
Incidents 2Latest 2026-10-21

	Role
National Tax Agency	[Breached]	[Major]	Government	National government	Tokyo, Chiyoda	–	–	2	2026-10-21