Jonathans grandson Joseph lives in New York with his grandmother Erina and possesses the Ripple power. In Battle Tendency, he serves as the main protagonist. Despite being hot-headed and confrontational, Joseph has an exceptional ability to predict what his opponents will say next. He is the grandson of Jonathan Joestar from Phantom Blood.
His daughter Holly Joestar later gave birth to Jotaro Kujo.
Joseph has brought the Joestar family into chaos twice, the first time being the discovery of Josuke, and the second is the adoption of Achtung Baby,
Joseph comes to the aid of his daughter Holy, and his grandson Jotaro. His main role in the story is minimal in comparison, but important; He teaches
Joseph lives in New York with his grandmother Erina and seems to have inherited the power of the Ripple (波紋), as he has a natural ability to use it. W