The creator of this character is unclear, but it could have been Vince Marchesano although he never wrote any of the stories. Others who worked on this character were Gene Day, Bill Payne, John Sech, James Waley and Russell Wallace
In Japan, Harumi No of the Chunin family rises through the ranks of the Ninja to become a Jonin or leader of a Ninja Family of 150 assassins. Dissatisfied, he leaves this life and immigrates to Canada which becomes a base for his world spanning activities as a mercenary.
PERIODICAL GRAPHIC ANTHOLOGY:
Orb Magazine 1-4, Nov./Dec. 1975: “Dark Ninja.” Car.& Col., Vince Marchesano: 26.
Orb, 1-5, Jan./Feb. 1976: “Dark Ninja: Harbinger of Doom.” Writ., Russell Wallace. Pen., Vince Marchesano. Let., & In., Bill Payne:10-17.
Orb, 1-6, Mar./Apr. 1976: “Dark Ninja: Dawn of Darkness.” Co-writ.’ J. Waley & John Sech. Pen., Vince Marchesano. In., G. Day. Let., Bill Payne.42-48.
Orb Magazine, 4, Nov./Dec., 1975: 33, Illustrator, Vince Marchesano,.