A member of ฮผ's in Love Live! School Idol Project. She is also a member of Printemps, a sub-unit of ฮผ's, alongside Kosaka Honoka and Koizumi Hanayo. She attends Otonokizaka High School, where her mother is the chairwoman. Since the literal meaning of "Kotori" is "little bird," she is sometimes depicted in fan art as a bird.