YOU SAID:

A running man is a man who runs too fast.

INTO JAPANESE

走っている人はあまりにも速く走る人です。

BACK INTO ENGLISH

People who are running are those who run too fast.

INTO JAPANESE

走っている人は走りすぎる人です。

BACK INTO ENGLISH

The person who is running is the person who runs too much.

INTO JAPANESE

走っている人は走りすぎる人です。

BACK INTO ENGLISH

The person who is running is the person who runs too much.