Kaiu Sudaro was a Crab Clan samurai. In 200 he lost his son in Shinomen Mori. The boy was rescued by a Naga named the Mara, in what became the first notation of Naga in the Empire's history. After this the Naga were quickly added to Rokugani culture and folktales. Sudaro was raised to Fortune of Perseverance by Hantei XXI.