Kessai Kiyoshi

Kessai Yukishi (潔斎 雪紫) is a student of Tokiwadai Middle School who appears in Toaru Kagaku no Railgun. She is the former roommate of Misaka Mikoto and member of the Hasekura Clique, one year before the main story.

Abilities
Her esper ability is currently unknown, but as a student of Tokiwadai Middle School, it can be presumed to be at Level 3 or 4.