Yasuomi Hachisuka is a delinquent student from Mochizuka High School who holds some grudge against Arashi Mikami.
Yasuomi Hachisuka is a supporting character in the Triage X series that was created by Shoji Sato. It began serialization as a bi-monthly series in Fujimi Shobo's Monthly Dragon Age in 2009.
His first appearance was in Triage X Volume 2 CH. 9 "CASE: 3 Midnight Guerrilla I - Evening Calm".
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