Yuya Fungami (噴上 裕也 Fungami Yūya) is a minor character in Diamond is Unbreakable. He is featured as an antagonist in Highway Star, and as an ally in Enigma Boy.
Yuya is a motorcycle gang member who was made into a StandUser by Yoshihiro Kira and prompted into attacking the Joestar Group. Selfishly attacking Rohan and Josuke in a high-speed road chase with his Highway Star, Yuya later assists Josuke in the fight against Terunosuke.
