Rohan Kishibe

Rohan is a mangaka that first appears as an antagonist to Koichi and Toshizaku when they go to his house for an autograph. After they try to sneak a peek of the new issue of his manga he uses his stand Heaven's Door to make neither of them able to attack him. Then he reads their memories and in doing so finds out about Josuke, Okuyasu and everyone else in the story so far, but only according to how Koichi sees them. Then he decides to use them as materials for his manga. After using Koichi as his personal "Inspiration" Okuyasu and Josuke find out about where Koichi has been going by following him. They defeat him and leave him in the hospital for a while.

In the Jojolands Universe he appears as rich japanese who owns a Villa on Hawai'i Island and as a second antagonist who fight with Jodio, Dragona, Paco and Usagi.
Furthermore, he saves in his safe the diamond which Jodio and his group want to steal and two Lava Rocks.