YOU SAID:

take my hand and put it down your pants

INTO JAPANESE

私の手を取り、あなたのズボンをそれを置く

BACK INTO ENGLISH

Take my hand and put it on your pants

INTO JAPANESE

私の手を取り、あなたのズボンにそれを置く

BACK INTO ENGLISH

Take my hand and put it in your pants

INTO JAPANESE

私の手を取り、あなたのズボンにそれを入れる

BACK INTO ENGLISH

Take my hand and put it in your pants