![](https://cdn.animecharacters.io/images/manga/large/43655-af393853.jpg)
Type
Manga
Volumes
4
Chapters
31
Status
Completed
Published
2017-04-27 to 2020-07-27
Genres
School
Sci-Fi
Serializations
Dengeki Daioh
Authors
Kazuma Kamachi (Story)
Yasuhito Nogi (Art)
Toaru Kagaku no Railgun Gaiden: Astral Buddy
A spin-off story centred around Hokaze Junko, the second-in-command of Shokuhou Misaki's faction. Hokaze meets a ghost after helping Shirai Kuroko and the two eventually become friends.
Related
Characters
Junko Hokaze
Main
Senya Yuuri
Main
Mikoto Misaka
Supporting
Kuroko Shirai
Supporting
Ruiko Saten
Supporting
Misaki Shokuhou
Supporting
Kazari Uiharu
Supporting
Gunha Sogiita
Supporting
Mii Konori
Supporting
Rakko Yumiya
Supporting
Noukan Kihara
Supporting
Ayu Mitsuari
Supporting