Yuki Tsukumo (九つ十く九も 由ゆ基き, Tsukumo Yuki?) is a character in the Jujutsu Kaisen series with long blonde Hair and Brown Eyes, she is very tall young woman with a slender yet athletic build and light skin.. She is one of only four special grade jujutsu sorcerers. Nonchalant and Playful always remains a bold and high-energy woman. Bright and lax attitude. Own personal type is a hard-working, tough-guy who isn't afraid to get his hands dirty. Outspoken personality. Confident.