代替わり・代替り・代変わり・代変り・代替|だいがわりdaigawari[3]nakadaka (mid-high)

1. nountaking over (e.g. store or family's headship)
2. nounsubrogation; substitution of one person for another (usu. a creditor)

• Related交代こうたいNeutralCovers alternating or changing shifts, stressing people or roles taking turns, as in 「選手交代」; it is about rotation, not handing down a business.
• Related代役だいやくNeutralA stand-in or understudy who temporarily fills the role of the person originally scheduled; it carries no sense of taking over headship.
• Related身代わりみがわりNeutralA substitute who takes another's place in misfortune, as a scapegoat would; the stress is on suffering in someone's stead.
• Related替えかえNeutralA replacement or spare, chiefly for objects; it never covers the inheritance of a business or family headship.
• Related代わりかわりNeutralRead がわり. As the suffix 「…代わり」 it means acting as a substitute, as in 「名刺代わり」; unlike 代替わり it never refers to succession of a business.
• Related差し替えさしかえNeutralReplacing text or images by inserting the new in place of the old, e.g. correcting a document; not about succession.
• RelatedかけがえNeutralNow mostly seen in the set phrase 「掛け替えのない」, meaning irreplaceable or one of a kind; it does not describe succession.
• Related取り替えとりかえNeutralSwapping or exchanging, typically replacing an object or a worn part; it applies to things, not to succession of a shop or family.
• Related置き換えおきかえNeutralSubstitution with the nuance of putting something new in place of the old; used for swapping one thing for another, not for headship.

Use 「代替わり」 when a shop owner or head of a family business is succeeded, as in 「店が代替わりする」 or 「天皇の代替わり」. For rotation or shift changes say 「交代」; for a temporary stand-in, 「代役」; for replacing objects, 「取り替え」 or 「差し替え」.

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

1. 家いえや店みせなどの跡継あとつぎが、前まえの人ひとの地位ちいを引き継ひきつぐこと
2. 法律ほうりつで、ある人ひとの権利けんりが別べつの人ひとに移うつること