YOU SAID:

You can tune a piano, but you can't tuna fish!

INTO JAPANESE

ピアノはチューニングできますが、マグロは使えません！

BACK INTO ENGLISH

The piano can be tuned, but the tuna cannot be used!

INTO JAPANESE

ピアノはチューニングできますが、マグロは使用できません！

BACK INTO ENGLISH

The piano can be tuned, but the tuna cannot be used!