Pirate Radio DJ

Pirate Radio DJ (海賊ラジオDJ) is a minor character in Toaru Kagaku no Railgun. He runs Pirate radio station. Misaka Mikoto, Shirai Kuroko, Kihara Nayuta, and Hamazura Shiage are notable listeners of his radio station.

Appearance
A small part of his body is shown wearing black shirts. He wears headset with mic.

Daihasei Festival Arc
A small part of his body is shown wearing black shirts during the the three-legged race in which Misaka Mikoto and Kongou Mitsuko competes in. He is a commentator along with Kumokawa Seria. Here, He refers to himself as "Friendly Neighborhood Pirate Radio DJ".

Trivia

 * Due to earthquake during broadcast, his radio station is likely located near the School District 19.