Summary
Itagaki serves as an assistant to Mrs. Sakurai, having initially questioned her choice to hire Onizuka. His narrative significance is considerably greater in the manga adaptation. A central mystery surrounds his true allegiance: is he genuinely loyal to Mrs. Sakurai, or is he secretly working for the corrupt school board? He maintains his cover effectively, with the full extent of his actions finally being unveiled in Volume 24 of the manga.
