YOU SAID:

i have commit several war crimes

INTO JAPANESE

私はいくつかの戦争犯罪を犯しました

BACK INTO ENGLISH

I committed some war crimes

INTO JAPANESE

戦争犯罪を犯した

BACK INTO ENGLISH

Commit a war crime

INTO JAPANESE

戦争犯罪を犯す

BACK INTO ENGLISH

Commit war crimes

INTO JAPANESE

戦争犯罪を犯す

BACK INTO ENGLISH

Commit war crimes