Toaru Majutsu no Index Wiki

Toaru Kagaku no Mental Out (とある科学の心理掌握メンタルアウト Toaru Kagaku no Mentaru Auto?, lit. "A Certain Scientific Mental Out"), formally known as Toaru Majutsu no Index Gaiden: Toaru Kagaku no Mental Out (とある魔術の禁書目録インデックス外伝 とある科学の心理掌握メンタルアウト? lit. "A Certain Magical Index Side Story: A Certain Scientific Mental Out"), is the 11th manga series that is based off the Toaru Majutsu no Index franchise. The series is a sequel to Astral Buddy and is an original story written by Kamachi Kazuma with artwork done by Nogi Yasuhito; the series is edited by Ogino Kentarou.

The series began serialization on July 27, 2021 online on Comic Newtype and is scheduled to release on the last Tuesday of each month.


On October 18th 2020, Ogino Kentarou, editor of Toaru Kagaku no Railgun and Astral Buddy, stated that he wanted to do Toaru Kagaku no Mental Out for a future spin-off.[1] On December 31st 2020, Ogino Kentarou was looking for a partner to work for the serialization of Toaru Kagaku no Mental Out (tentative) which will be carried over to next year.[2]


The Tokiwadai student council election is approaching. Shokuhou Misaki, one of the leading candidates, is in the midst of an election campaign in spite of her own expectations due to the people around her and the fate of being the head of the largest clique...!!


Chapters and Volumes[]


Toaru Kagaku no Mental Out Manga Volume 01
Release Date 日本語 February 25, 2022[3]
ISBN-13 日本語 ISBN 978-4-04-112179-5
Number of Pages 194 pages

Chapters Not Yet in Volume Format[]


External Links[]


  1. Ogino Kentarou, Twitter. Tweeted on October 18, 2020.
  2. Ogino Kentarou, Twitter. Tweeted on December 31, 2020.
  3. Mental Out Volume 1: (Japanese) Kadokawa
  4. Nogi Yasuhito, Twitter. Tweeted on August 31, 2021.


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Main Series Toaru Majutsu no Index 123455.56789101111.5121314151617181920212223242526
Toaru Kagaku no Railgun 1234567891011121314151617
Toaru Kagaku no Accelerator 123456789101112
Astral Buddy 1234
Toaru Kagaku no Dark Matter 1
Toaru Kagaku no Mental Out 1
4-Koma Series Toaru Nichijou no Index-san 12345
Toaru Idol no Accelerator-sama 1234
Special Stories Miracle of Endymion 12
Crossover 12
Toaru Majutsu no Virtual-On 123
Anthology Manga 4-koma Koushiki Anthology 123
Koushiki Comic Anthology 12
Comic Anthology Dear 1
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Toaru Kagaku no Mental Out
Volume 1
Chapters Not Yet in Volume Format 123456