YOU SAID:

He swore he just saw his sushi move

INTO JAPANESE

彼は寿司が動くのを見ただけだと誓った

BACK INTO ENGLISH

He swore that he only saw sushi move.

INTO JAPANESE

彼は寿司の動きしか見なかったと誓った。

BACK INTO ENGLISH

He swore that he had seen nothing but sushi movements.

INTO JAPANESE

彼は寿司の動きしか見たことがないと誓った。

BACK INTO ENGLISH

He swore that he had only seen sushi movements.

INTO JAPANESE

彼は寿司の動きしか見たことがないと誓った。

BACK INTO ENGLISH

He swore that he had only seen sushi movements.