YOU SAID:

There's an imposter among us.

INTO JAPANESE

私たちの中に偽者がいます。

BACK INTO ENGLISH

There are impostors among us.

INTO JAPANESE

私たちの中に詐欺師がいます。

BACK INTO ENGLISH

Some of us are fraudsters.

INTO JAPANESE

私たちの中には詐欺師もいます。

BACK INTO ENGLISH

Some of us are fraudsters.