He is best known as the creator of the manga series Ichi the Killer, which was adapted into a live-action film by Takashi Miike in 2001, and Homunculus.
Recurring themes in his manga are crime, sexual deviations, and the human mind.
Hideo Yamamoto received the "Tetsuya Chiba Award", given to promising young manga creators in 1988.
After resigning from the post of assistant of a popular seinen manga artist, Kenshi Hirokane, he made his professional debut by drawing SHEEP (written by Masahiko Takasho) for Weekly Young Sunday in 1989.
This biographical article about a manga artist is a stub.