Japan

draft

Koseki records, iryubun claims, yōshi adoption, spousal residence right, isan bunkatsu, saishi succession, local will formalities.

Jurisdiction
JP
Legal Systems
civil law
Version
1.0.0
INHERIT Compatibility
>=1.0.0 <2.0.0
Last Verified
2026-03-26
Responsible Organisation
Testate Technologies Ltd

Legal Sources

Japanese Civil Code (民法), Family Register Act (戸籍法), 2019 spousal residence right reform

Schema Properties

PropertyTypeRequiredFormatDescription
kosekiRecords[]
iryubunClaims[]
yoshiAdoptions[]
spousesResidenceRight
saishiSuccessorstringuuidPerson designated to succeed to ancestral rites (祭祀承継者). Inherits family graves, Buddhist altar, etc.
localWillFormalitystringjihi_shosho = holographic (自筆証書). kosei_shosho = notarised (公正証書). himitsusho = secret will (秘密証書).(jihi_shosho, kosei_shosho, himitsusho)
inkanVerifiedbooleanWhether the registered inkan (seal) was verified at the Legal Affairs Bureau.
isanBunkatsuobjectEstate division agreement (遺産分割協議). Requires unanimous heir consent.
legislativeChangesobject[]
notesstring

Maintainers

  • Testate TechnologiesTestate Technologies Ltdlead