YOU SAID:

dont put a gun in my back

INTO JAPANESE

背中に銃を突きつけないで

BACK INTO ENGLISH

don't put the gun in your back

INTO JAPANESE

背中に銃を置かないでください

BACK INTO ENGLISH

don't put guns on your back

INTO JAPANESE

背中に銃を持たないでください

BACK INTO ENGLISH

don't carry a gun on your back

INTO JAPANESE

背中に銃を背負わない

BACK INTO ENGLISH

don't carry a gun on your back