YOU SAID:

I could do this all-- day!

INTO JAPANESE

これなら一日中できるわ！

BACK INTO ENGLISH

I could do this all day!

INTO JAPANESE

これなら一日中やってもいいですね！

BACK INTO ENGLISH

You can do this all day long!

INTO JAPANESE

これなら一日中やっても大丈夫ですよ！

BACK INTO ENGLISH

You can do this all day long!