YOU SAID:

that cost me an arm and a leg

INTO JAPANESE

それは私に腕と足を要した

BACK INTO ENGLISH

It took me arms and legs

INTO JAPANESE

それは私の腕と足を取った

BACK INTO ENGLISH

It took my arms and legs

INTO JAPANESE

腕と足がかかった

BACK INTO ENGLISH

Arms and legs took

INTO JAPANESE

腕と脚にかかる

BACK INTO ENGLISH

Take on arms and legs

INTO JAPANESE

腕と脚を取ります

BACK INTO ENGLISH

I take off my arms and legs

INTO JAPANESE

私は腕と足を脱ぐ

BACK INTO ENGLISH

I take off my arms and legs