YOU SAID:

He's the leader of the bunch you know him well

INTO JAPANESE

彼はあなたがよく知っている集団のリーダーです

BACK INTO ENGLISH

He's the leader of a group you know well.

INTO JAPANESE

彼はあなたがよく知っているグループのリーダーです。

BACK INTO ENGLISH

He is the leader of a group you know well.

INTO JAPANESE

彼はあなたがよく知っているグループのリーダーです。

BACK INTO ENGLISH

He is the leader of a group you know well.