Roommate of Misaka Mikoto and member of "Judgement", Academy City's student-based disciplinary committee. Kuroko is a Level 4 esper with the power to instantly teleport herself or items in her possession. Has an almost obsession-like crush on Mikoto, much to the latter's annoyance.
- Physical traits: long hair, twintails, brown hair, small breasts/flat chest, brown eyes,
- Clothing/accessories: red hair bow, tokiwadai school uniform,
- Occasional tags: throwing needles, armband, thigh holster