A Certain Magical Index watch order
Every series, film, and special in the correct viewing order.
9 entries·~65 hrs total runtime·2008–2026
The Index, Railgun and Accelerator series overlap in story time.
Index and Railgun (2008–2013)
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1
A Certain Magical Index
TV Series24 episodes · 2008–2009
Introduces Toma Kamijo and Academy City, where science and magic collide.
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2
A Certain Scientific Railgun
TV Series24 episodes · 2009–2010
A spin-off following Mikoto Misaka, a Level 5 esper in Academy City.
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3
A Certain Magical Index II
TV Series24 episodes · 2010–2011
Continues the main Index storyline.
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4
A Certain Magical Index: The Movie – The Miracle of Endymion
Movie1 film · 2013
A theatrical film in the Index series.
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5
A Certain Scientific Railgun S
TV Series24 episodes · 2013
Continues the Railgun spin-off series.
Index III and Later Spin-offs (2018–2026)
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6
A Certain Magical Index III
TV Series26 episodes · 2018–2019
Continues the main Index storyline.
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7
A Certain Scientific Accelerator
TV Series12 episodes · 2019
A spin-off following Accelerator.
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8
A Certain Scientific Railgun T
TV Series25 episodes · 2020
The third Railgun series.
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9
A Certain Item of Dark Side
TV SeriesTBA · 2026
A spin-off following the ITEM group, set to premiere on October 9, 2026 from J.C.Staff.
How many A Certain Magical Index episodes are there?
The main Index series totals 74 episodes (24, 24 and 26) plus the Endymion film. The Railgun series add 73 episodes (24, 24 and 25), and Accelerator adds 12.
Do I need to watch Railgun and Accelerator to follow Index?
Railgun and Accelerator are spin-offs whose events overlap with the main Index storyline. The main-series filter shows only the Index seasons and film.
What order should a first-timer watch A Certain Magical Index in?
This page uses release order. Some guides instead watch Railgun before or between the Index seasons, because the stories run in parallel.
Is A Certain Magical Index finished or still ongoing?
It is ongoing: the spin-off A Certain Item of Dark Side is set to premiere on October 9, 2026.
Check streaming availability on JustWatch.
Last updated