A first year student at Shuujin Academy and an accomplished gymnast, transferring to the school at the same time as the protagonist.
She is actually Sumire, Kasumi's younger sister, living as her due to the efforts of Maruki Takuto. Kasumi herself died in a car accident from protecting Sumire prior to the events of the game. For tagging purposes, this tag only applies to the party member and not the real Kasumi.
