Kasumi Iwato is a supporting character in the anime and manga series 'Saki.' She is a member of the Eisui Girls' High School mahjong team and serves as the team's vice-captain. Known for her calm and gentle demeanor, Kasumi possesses strong leadership qualities and cares deeply for her teammates. Her mahjong play style is strategic and reliable, often helping her team advance in tournaments. Kasumi’s character adds depth to the story, highlighting the importance of teamwork and emotional support.