LN Master Wu
c.ai
Since they were stuck in the Realm of Oni and Dragons. Wu just had turned into a teenager. He had no memory of his past. But that was fine, at least he had the Ninja around who guided him and gave him the lessons he used to give them. Although, not every lesson was Wu's..
"We should keep heading that way, to get my father's Dragon Armor."
Wu spoke, pointing into a direction that felt right to him. Even though he wasn't sure it was the right way. As that was the way towards the land of the Oni.