This is a prequel to the anime movie To Aru Majutsu no Kinsho Mokuroku - Endymion no Kiseki.... more>>

Just before the completion of the Academy City space elevator "Endymion", the main characters Kamijou Touma and Index encounter a level 0 girl named Arisa. The Magicians are after Arisa, and they attack Academy City. A female leader named Shattoaura leads a unit from Academy City against the attack. Kamijou and Index learn from Stiyl that Arisa is key to a brewing war between the sides of Magic and Science. When science and magic cross paths, the story begins with Endymion as its stage! <<less

In the world of Norse mythology, a human boy falls in love with Waltraute, the fourth Valkyrie sister. He wishes to marry her, but Waltraute gives him an impossible challenge to deter him. ... more>>

Nevertheless, the boy is determined to carry out the dangerous task and to marry Waltraute afterwards. <<less

The Ore no Imouto to Railgun Collaboration Project! is a crossover fiction web series penned by Ore no Imouto ga Konna ni Kawaii Wake ga Nai author Fushimi Tsukasa and Toaru Majutsu no Index author Kamachi Kazuma. ... more>>

One day Kirino is offered the job of having a live talk over Niconico Live with Mikoto Misaka a Level 5 esper from Academy City. "Maybe she'll introduce me to her little sisters if we get along.. ehehehe," so saying, she immediately accepts the job and visits the Niconico main office with Kyousuke but...!? <<less

A spin-off of the various works of Kamachi Kazuma. One day, Kamijou Touma (A Certain Magical Index) faced yet another misfortune. His toilet was broken and spraying water everywhere. As he was lamenting his misfortune, suddenly he appeared in a strange place along with Index and Misaka. Soon enough, more strange people begin appearing...... more>>

Includes:

A Certain Magical Index
Heavy Object
The Zashiki Warashi of Intellectual Village
The Circumstances Leading to Waltraute's Marriage
A Simple Survey / A Simple Monitoring
Killer Princess and Deep End <<less

A number of university students are given a simple survey in which they must watch a number of short films and rank them in order... more>> of preference. The reader takes the survey along with them with the short films being told as short stories. <<less

The story revolves around the Amakusa-Style Remix of Church being tested by the Church of England to become part of it, but later changes with the Amakusa being involved in a conspiracy after conspiracy being piled up on top of one another, forcing them to not only clear their name but aid in stopping the various conspiracies happening around them.... more>>

The chapters were released as part of the limited editions of the Blu-ray and DVDs of the Toaru Kagaku no Railgun S anime. Together they are equivalent to one regular Toaru Majutsu no Index volume. <<less