noun
good neighborly relations
Refers to friendly, cooperative relationships between neighboring countries or communities. Often used in diplomatic or political contexts.
両国は善隣関係を築くために努力している。
Both countries are working to build good neighborly relations.
善隣関係の維持は地域の安定に不可欠だ。
Maintaining good neighborly relations is essential for regional stability.
Compound of 善隣 (good neighbor) and 関係 (relations). The exact historical derivation is uncertain, but the term is conventionally used in diplomatic and political discourse.