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ちょうに扱あつかうべきだ。

  Relationships with the opposite sex at work should be handled carefully.