This word signifies a mutual or reciprocal relationship where two or more parties are involved in the same way with each other. It is often used as a prefix in compound words like "mutual understanding" (相互理解) and "interaction" (相互作用), emphasizing a two-way connection. Mutual trust is the foundation of a good relationship.

二つ以上のものが、互いに同じように関わり合うこと。多くは「相互理解」や「相互作用」のように他の名詞と結びついて使われ、双方向の関係性を強調します。相互の信頼が良い関係の基盤となる。