Before being sent to his doom inside the Box of Ultimate Bliss, he wore a sleeveless light blue kimono with black arm-warmers and a pale green scarf that covered most of his neck.

Muku had black hair, gray eyes, and pale, white skin.

Before he died, he apologizes to Ryuzetsu for not keeping his promise and that at least he and his father can rest peacefully. His father was killed when Satori tried to regain control. He used his Fire Release: Demon Lantern jutsu in order to activate the seal his father placed on him, killing himself before Satori regain control of his body. He was turned back to normal by the combined efforts of Naruto and his jaded father. The Box of Ultimate Bliss corrupted him causing him to pierce his arm through Mui's chest and then transforming into Satori. Later, he was freed from the box by his father. Muku's chakra was insufficient and he was absorbed and trapped inside the box instead.īefore risking himself for the opening of the box, he promised his best friend Ryūzetsu that he would come back safely. He was regarded as a prodigy of his village, before being sacrificed by his father to open the Box of Ultimate Bliss, that was said to grant any wish and had once allowed Kusagakure to nearly conquer the world. He was the son of the Hozuki Castle prison warden, Mui. Muku was a shinobi from Kusagakure appearing in the Naruto: Shippuden film Naruto the Movie: Blood Prison.

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