性せい遊ゆう戯ぎ

noun

sex game; sexual play

Refers to playful or recreational sexual activity, often with a connotation of roleplay or structured scenarios. Can be used in both casual and more formal discussions of sexuality.

• 彼かれらは寝しん室しつで性せい遊ゆう戯ぎを楽たのしんだ。

  They enjoyed a sex game in the bedroom.

• 性せい遊ゆう戯ぎはカップルの間あいだで人にん気きがある。

  Sex games are popular among couples.