Yuki Tsukumo Images Yuki Tsukumo (九つ十く九も 由ゆ基き Tsukumo Yuki?) is a character in the Jujutsu Kaisen series. She is one of only four special grade jujutsu sorcerers.[1] Yuki is not aligned with Jujutsu High, so her reputation paints her as the only special grade sorcerer who ...