YOU SAID:

I punched him in the groin with a hockey stick

INTO JAPANESE

私は彼の股間をホッケースティックで殴りました

BACK INTO ENGLISH

I hit his crotch with a hockey stick

INTO JAPANESE

私はホッケースティックで彼の股間を叩いた

BACK INTO ENGLISH

I hit his crotch with a hockey stick