Ryohei Higashikata

Ryohei Higashikata is a minor character from Part IV: Diamond is Unbreakable. He is the grandfather of Josuke, and the father of Tomoko Higashikata.

Story
He is killed by Angelo's stand Aqua Necklace early on in the series, spurring Josuke to vow to rid the town of Morioh from evil stand users.