YOU SAID:

Attack on titan is good.

INTO JAPANESE

タイタンへの攻撃は良い。

BACK INTO ENGLISH

Attacking the Titans is good.

INTO JAPANESE

タイタンを攻撃するのはいいことだ。

BACK INTO ENGLISH

Attacking the Titans is a good thing.

INTO JAPANESE

巨人を攻撃するのは良いことだ。

BACK INTO ENGLISH

Attacking a giant is a good thing.

INTO JAPANESE

巨人を攻撃するのは良いことだ。

BACK INTO ENGLISH

Attacking a giant is a good thing.