- (March 9, 2017) New Testament Volume 18 To Hit Shelves on May 10: Release details for the 18th volume of the Shinyaku Toaru Majutsu no Index light novel series have been released on the Dengeki Bunko official website. Source: Dengeki Bunko
- (March 14, 2017) Index-Virtual On Crossover Story Gets Game Adaptation: Dengeki Bunko has announced in their latest Spring Festival that they are collaborating with game developer SEGA to release a game adaptation of the Toaru Majutsu no Virtual-On crossover novel for the PlayStation 4 and PlayStation Vita consoles. The game will be released in 2018. Source: Anime News Network
- (March 14, 2017) Editor Miki Kazuma on a Season 3: "Please Wait a Little Longer": Aside from the announcement of the Index-Virtual On game collaboration project, light novel editor Miki Kazuma has issued a statement during the 2017 Dengeki Bunko Spring Festival, asking fans of the Toaru series to "wait a little longer for a Season 3". Further details regarding the statement are yet to be determined. Source: Anime News Network
- (March 27, 2017) Railgun sidestory announced: With the 10th anniversary of Dengeki Daioh and Toaru Kagaku no Railgun coming in April, a new sidestory manga has been announced, to be illustrated by Nogi Youji. Toaru Kagaku no Railgun Gaiden: Astral Buddy will begin in April in Dengeki Daioh, detailing another incident which takes place during the Dream Ranker Arc, featuring the ringlet curl girl from Shokuhou Misaki's faction as the main character. Sources: Gouranga (Railgun Manga Editor) through Twitter, Anime News Network
- (May 10, 2017) The Truth of Imagine Breaker Revealed: Shinyaku Toaru Majutsu no Index Light Novel Volume 18 is released. The leader of the Science Side is targeting Motoharu and Fran and has taken Maika hostage. Touma and Motoharu break into the Windowless Building to directly confront the aggressor. At last, Kamijou Touma comes face-to-face with the General Superintendent of Academy City, Aleister Crowley.
- (August 9, 2017) New Testament Volume 19 To Hit Shelves on October 7: Release details for the 19th volume of the Shinyaku Toaru Majutsu no Index light novel series have been released on the Dengeki Bunko official website. Source: Dengeki Bunko
- (August 9, 2017) Index/Virtual-On Crossover manga adaption announced: Along with the PS4/PS Vita game currently being developed by SEGA, a manga adaptation of the Toaru Majutsu no Virtual-On crossover novel has been announced, to be illustrated by Karegishi Roji. It will begin serialization this fall in the biweekly Dengeki PlayStation.