Popular games for franchise A Certain Scientific Railgun

Dengeki Bunko: Fighting Climax is a 2D arcade fighting game developed to celebrate the 20th anniversary of ASCII Media Works' Dengeki Bunko imprint, featuring various characters from light novels published under the imprint. The game was initially launched in Japanese arcades and was later ported to home consoles.

Toaru Kagaku no Railgun is a Japanese visual novel based on the Toaru Kagaku no Railgun manga.

A Doujin game based on Toaru Kagaku no Railgun, developed by werk.

Toaru Majutsu to Kagaku no Ensemble is a Japanese visual novel based on the Toaru Majutsu no Index universe. The game features four storylines from the Toaru Majutsu no Index main series, and the Toaru Kagaku no Railgun sidestories converging. Missions or quests can be accessed from the map, at the start of a new game, where the player can chose a place with some "event". The map encompasses of all Academy City. In the map, the player can view the character whom the event is about, its name, the place where it will occur, and the other characters the player will be accompanied by. Some events need to be unlocked first. The events that are depicted on the map changes depending on the time on the player's PSP.