YOU SAID:

A sword mustn’t be unsheathed without proper purpose.

INTO JAPANESE

適切な目的もなく剣を抜いてはならない。

BACK INTO ENGLISH

Do not draw your sword without a proper purpose.

INTO JAPANESE

正当な目的もなく剣を抜いてはいけません。

BACK INTO ENGLISH

Do not draw your sword without a good purpose.

INTO JAPANESE

正当な目的もなく剣を抜いてはいけない。

BACK INTO ENGLISH

Do not draw your sword without a good purpose.