YOU SAID:

im gonna use the bathroom

INTO JAPANESE

私は浴室を使うつもりです

BACK INTO ENGLISH

I will use the bathroom

INTO JAPANESE

私は浴室を使う

BACK INTO ENGLISH

I use the bathroom

INTO JAPANESE

お手洗いをお借りしても良いですか。

BACK INTO ENGLISH

May I use the bathroom?

INTO JAPANESE

お手洗いをお借りしても良いですか。

BACK INTO ENGLISH

May I use the bathroom?