Keiko Aisaki

The story is about a soft spoken, high school teacher who takes vengeance into his own hands at night by becoming Rape Man. He and his Uncle are partners in Rape Service. Where they offer rape as a means of Justice. They take their earned money through Rape Service and donate all of it to an orphanage which our hero grew up in. Their motto is "Righting Wrongs Through Penetration". (imdb)

The story is about Rapeman and his Uncle who are a tag-team of sorts and created a company together where their motto is "Righting Wrongs Through Penetration". People want revenge Rapeman style, they go to the Uncle, and if it's rape worthy, Rapeman does what he does best. Anyways in Rapeman 2, Rapeman Co. has realized that the hospital and the mafia are somehow related and they decide enough is enough. (imdb)