Astonishing Studios is excited to present the creative talents of Hiroya Oku. Hiroya Oku's work is featured in twelve different books here at Astonishing Studios. Hiroya Oku specializes in the action-adventure genre. Examples of Hiroya Oku's work includes "Gantz Volume 1 TPB - nick & dent" and "Gantz Volume 15 TPB - nick & dent". Hiroya Oku's work has been published by and Dark Horse.
