交こう際さい中ちゅう

noun which may take the genitive case particle 'no'

in a relationship; dating

Used to describe someone who is currently in a romantic relationship. Often appears in profiles or status descriptions.

• 彼かれは今いま、交こう際さい中ちゅうの人ひとがいるらしい。

  I heard he is currently in a relationship.

• 交こう際さい中ちゅうの相あい手てがいるかどうか聞きいてみた。

  I asked whether they have a partner they are dating.