Toma Kamijo (Japanese: 上条 当麻, Hepburn: Kamijō Tōma) is a fictional character created by Kazuma Kamachi and first illustrated by Kiyotaka Haimura. He is the main protagonist of the light novel series A Certain Magical Index and a major character in its manga spin-off series A Certain Scientific Railgun. The character has been praised by both fans and critics alike for his personality, role in the series' plot, and the way he uses the Imagine Breaker ability. He also consistently ranks high in popularity polls, and has been featured in several items and promotions.