4-Panel Comic Anthology: A Certain Scientific Railgun x A Certain Magical Index

This 3 volume anthology is a set of four-panel manga from the Toaru Majutsu no Index light novel creators Kazuma Kamachi and Kiyotaka Haimura and the A Certain Scientific Railgun spinoff manga creator Motoi Fuyukawa. Each Story is written and drawn by various other mangaka.