異い性せい関かん係けい

noun

relationships with the opposite sex

Refers to interpersonal connections, interactions, or affairs between men and women. Often used in contexts discussing dating, social dynamics, or gender relations.

• 異い性せい関かん係けいに悩なやむ若わか者ものは多おおい。

  Many young people struggle with relationships with the opposite sex.

• 職しょく場ばでの異い性せい関かん係けいは慎しん重