TV series
Touma Kamijou is a student living in Academy City, a highly advanced place in terms of technology. Despite being gauged as a level zero esper (no powers), he possesses on his right hand the Imagine Breaker, an ability that negates any power whatsoever. Touma finds a young girl named Index who is trying to run away from Necessarius, a powerful magic organization that she is member of. Blessed with the skill of memorizing any sort of information, she holds 103,000 forbidden magical books within her head. As science and magic cross paths, Touma must face several dangers amid espers and magicians who appear in the exciting scientific town.
Streaming, rental and purchase options
Checked Jul 22, 2026
A Certain Magical Index is available to stream on Crunchyroll Premium (Via Amazon Prime) in United States. You can also rent or buy it from Google Play and Apple TV. Use the direct links below to open the provider.
Touma Kamijou is a student living in Academy City, a highly advanced place in terms of technology. Despite being gauged as a level zero esper (no powers), he possesses on his right hand the Imagine Breaker, an ability that negates any power whatsoever. Touma finds a young girl named Index who is trying to run away from Necessarius, a powerful magic organization that she is member of. Blessed with the skill of memorizing any sort of information, she holds 103,000 forbidden magical books within her head. As science and magic cross paths, Touma must face several dangers amid espers and magicians who appear in the exciting scientific town.
Choose an episode, then use the watch options above for the show.
Episode 1
Kamijo meets Index, who is on the run from a magic society that wants the library of forbidden knowledge stored in her memory. Later, Kamijo is shocked to find Index at his house – bleeding and accompanied by a strange man.
Where to watch A Certain Magical Index
Episode 2
Kamijo tangles with Stiyl, upset with the magician’s rough behavior toward Index. When quick thinking allows Kamijo and Index to escape, they head to the one person that might be able to help them.
Where to watch A Certain Magical Index
Episode 3
While Komoe helps Index in healing her wounds using magic, Toma meets Stiyl's partner, Kaori Kanzaki and learns from her why they are hunting Index and the organization, Necessarius, The Church of Necessary Evil.
Where to watch A Certain Magical Index
Episode 4
Touma learns the truth about Index's perfect memorization and her loss of memories.
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Episode 5
Touma tries desperately to save Index's memories before it is too late.
Where to watch A Certain Magical Index
Episode 6
Following the events of last episode and the activation of Index's defense mechanism Touma struggles to hide his amnesia from Index.
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Episode 7
Stiyl and Touma join forces to investigate the mysterious Misawa Cram School.
Where to watch A Certain Magical Index
Episode 8
Touma encounters Ars Magna the leader of Misawa Cram School and a man with his own connection to Index.
Where to watch A Certain Magical Index
Episode 9
Touma confronts Ars Magna in a dangerous battle to rescue both Index and Deep Blood.
Where to watch A Certain Magical Index
Episode 10
Touma spends some time with Misaka Mikoto and makes a strange discovery.
Where to watch A Certain Magical Index
Episode 11
Touma goes in search of Misaka to investigate the clone experiment.
Where to watch A Certain Magical Index
Episode 12
Touma discovers the reason behind the experiment and appears to grow closer to Misaka.
Where to watch A Certain Magical Index
Episode 13
Misaka and Touma hatch a plan to defeat Accelerator and end the experiment.
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Episode 14
Touma faces off against Accelerator for the sake of Misaka and her 'sisters'.
Where to watch A Certain Magical Index
Episode 15
Touma and Index head to the beach to avoid the fallout from Touma's fight with Accelerator. They also plan to meet Touma's Family but when they arrive they aren't quite what Touma was expecting.
Where to watch A Certain Magical Index
Episode 16
The Angel Fall spell remains in effect with only Toma, Kanzaki, Misha and Tsuchimikado relatively unaffected. However, the person responsible for casting the spell remains a mystery. Misha quickly becomes the prime suspect after a strange conversation with Toma. But when Toma follows up on his hunch he discovers that the real culprit is not Misha but his own father. As such he hurries to reach his father before Misha and the other mages can confront him.
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Episode 17
After figuring out the truth of Misha’s real identity, Kanzaki sends Kamijo and Toya to destroy the ritual spot. When Tsuchimikado suggests that Toya must die for the spell to end, a violent – and seemingly fatal – encounter ensues.
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Episode 18
In order to shake off the unwanted attention she’s getting from Unabara, Misaka asks Kamijo to pretend to be her boyfriend. Things get complicated when the faux-couple discovers that Unabara is hiding a magical secret.
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Episode 19
Accelerator meets the last of Misaka’s clones – Last Order – who explains the special role she played in the Sister experiment. Later, Accelerator learns what steps he’ll have to take to keep Last Order safe.
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Episode 20
After Accelerator frees Last Order of the virus infecting her brain, he’s attacked by gun-wielding Amai. Just as all appears lost for Accelerator, Yoshikawa arrives to help – but Amai isn’t going down without a fight.
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Episode 21
School’s back in session and that means new transfer students – one of which is Index! In class, Komoe offers more insight into the realities of life as an esper – and a powerful new magical presence is detected in Academy City.
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Episode 22
Panic ensues in Academy City upon the arrival of the sorcerer Sherry Cromwell, who makes no secret of her plans to destroy Kazakiri! Kamijo steps up to ruin Sherry’s plot – but the situation is more complex than he knows.
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Episode 23
Kamijo chases Sherry away only to discover the sorcerer now has designs on Index! Meanwhile, with her secret revealed, Kazakiri takes advantage of her new situation and sets out to fight Ellis.
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Episode 24
Kamijo, Index and Kazakiri join forces to take on Ellis. When the battle ends, and with the support of Index, Kazakiri returns to the place of her origin. Later, Tsuchimikado ponders Aleister’s role in recent events.
Where to watch A Certain Magical IndexEpisode information updated Jul 22, 2026
Atsushi AbeTouma Kamijou (voice)
Yuka IguchiIndex (voice)
Rina SatoMikoto Misaka (voice)
Shizuka ItohKaori Kanzaki (voice)
Anri KatsuMotoharu Tsuchimikado (voice)
Satomi AraiKuroko Shirai (voice)
Nobuhiko OkamotoAccelerator (voice)
Aki ToyosakiKazari Uiharu (voice)
MBSJapan
J.C.STAFFJapan
Geneon EntertainmentJapan
ASCII Media WorksJapan
Square EnixJapan
AT-XJapanMore shows like A Certain Magical Index.
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