YOU SAID:

I've got blistas on my fingas

INTO JAPANESE

私は私の指にブリスタを持っている

BACK INTO ENGLISH

I have blisters on my fingers

INTO JAPANESE

私は水疱が私の指にある

BACK INTO ENGLISH

I have blisters in my fingers

INTO JAPANESE

私は指の中に水疱がある

BACK INTO ENGLISH

I have blisters in my fingers