Sae Usuzawa is a third-year student at Miyamori Girls' High School in Iwate Prefecture and a supporting character in the manga "Saki". She is an admirer of Miyamori's mahjong team adviser Toshi Kumakura and occasionally wears her monocle. Sae ties her hair in a distinctive bunch behind her head. It is stated that she was the one responsible for defeating one of Makabi Highschool's strongest players.