She is a B-Rank Keijo player from the Hyougo Branch. She is also the mentor of Nozomi Kaminashi and Sayaka Miyata. Her mentor was Riko Ichikawa. After collecting enough points, Sumire is able to advance to the A-Rank. No voice actors have been added to this character. Help improve our database by searching for a voice actor, and adding this character to their roles .