How to say "guardian" in Japanese

• ガーディアンCommon
  nounThe direct loanword from English; it appears where the English term itself would be used, such as in titles and names, rather than as the everyday word for a child's guardian.
  金かねのゴーレムは宝たからを守まもるためのガーディアンです。↗

  Gold golems are guardians used to guard treasure.
• 後見こうけんCommon
  noun, suru verb, transitive verbThe legal term: it denotes guardianship as a formal arrangement under law, so it fits legal and institutional discussion of the guardian's position rather than everyday reference to a parent looking after a child.
• 保護者ほごしゃCommon
  nounThe everyday word for the adult responsible for a minor — a parent or guardian; this is what schools and official forms mean by 'guardian', and it can also suggest a protector or patron more broadly.
  ジョンはヘレンの保護者ほごしゃのようにふるまっている。↗

  John acts like Helen's guardian.

Choose 保護者 for the adult responsible for a child, 後見 for guardianship as a legal arrangement, and 「ガーディアン」 where the English loanword itself is used, such as in titles or names.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• ガーディアンguardian
• 後見こうけんguardianship
• 保護者ほごしゃguardian
• 守り手まもりてguardian
• 監視者かんししゃguardian
• 後見人こうけんにんguardian
• 庇護者ひごしゃguardian
• 守護者しゅごしゃguardian
• 守役もりやくnurse