ナイスガイ

noun

nice guy

A friendly, pleasant, or good-natured man. Often used in casual conversation or as a compliment.

• 彼かれは本ほん当とうにナイスガイだね。

  He's a really nice guy, isn't he?

• あのナイスガイが手伝てつだってくれた。

  That nice guy helped me out.