Yakumo (八雲) is a playable character and the protagonist in the upcoming Ninja Gaiden 4 .
A ninja of the Raven Clan, rivals to the Hayabusa Clan, and a direct descendant of the Dark Dragon. As a fighter he thrives in battle and possesses incredible talent for his age. While on a mission to assassinate the priestess of the Dark Dragon, Seori (Ninja Gaiden) , he discovers the truth about the Dark Dragon and resolves to break the seal on his ancestor.