YOU SAID:

I am heavy weapons guy. And THIS. Is my weapon.

INTO JAPANESE

私は重火器の男です。この。私の武器です。

BACK INTO ENGLISH

I am a heavy weapons man. this. This is my weapon.

INTO JAPANESE

私は重火器の男です。この。これが私の武器です。

BACK INTO ENGLISH

I am a heavy weapons man. this. This is my weapon.