Age: Unkown
Blood Type: Unknown
Birthday: Unknown
Sign: Unknown
Madogu: None (Used Hokage Fire ability)
Name Meaning: Unknown

Oka is Recca's father, as well as Kurei's. Oka was the leader of the Hokage ninja clan who died during the war in order to keep the madogu safely out of enemy hands. Oka is also the leader of the 8 dragons that live inside Recca.