In the anime Jojo's Bizarre Adventure, Koichi Hirose is the character. In the fourth arc, he appears as a deuteragonist and in the fifth arc, he appears briefly. In the beginning and in the first year he is a timid high schooler. He found himself entangled in the world of stand users after befriending Josuke Higashikata. He became the wields Echoes and a stand user like Josuke. Collect all the accessories of the Koichi Hirose costume for Halloween and cosplay.