Ryūzetsu

is the mysterious kunoichi from the movie Naruto Shippūden 5: Blood Prison. Ryūzetsu is a childhood friend of Mui's son - Muku. Just like Maroi, she too has an undercover mission in order to investigate Mui as to the disappearance of Muku when he was still young.

Appearance
Ryūzetsu has shoulder length white hair and blue eyes.

Abilities
Ryūzetsu can create fire-like apparitions.

Trivia

 * Her name means "dragon tongue".