Kongou Mitsuko

is a character from the anime series Toaru Majutsu no Index and has some cameos in Toaru Kagaku no Railgun.

Mitsuko Kongou is a second-year transferee to Tokiwadai Academy. She has long black hair with bangs distributed to either side of her face and is always seen to hold a fan. She is proud of herself most of the time despite being newly transferred and possesses traits of a real ojou-sama, unlike Mikoto Misaka who is the complete opposite.

Her ability is, which is not shown in Railgun. Her ability is categorized as a Level 4 Ability.