A Certain Magical Index

とある魔術の禁書目録 (Toaru Majutsu no Index)

10.0(1)

OtakuDen

7.3(407,184)

MAL Score

Ranked #2988

Popularity #252

Action
Fantasy
Sci-Fi
Super Power
Urban Fantasy

Episodes: 24
Duration: 23 min per ep
Aired: Oct 5, 2008 to Mar 19, 2009
Status: Finished Airing

Synopsis

Academy City in Japan stands at the cutting edge of science—so advanced it’s said to be decades ahead of the rest of the world. Over three-quarters of its residents are students training as espers, developing psychic powers through specialized institutions. Among them is high schooler Touma Kamijou, ranked at Level 0, yet hiding an ability no researcher can explain: Imagine Breaker, a power that cancels out supernatural phenomena.

Touma’s routine life shifts when he encounters Index Librorum Prohibitorum, a mysterious girl who has memorized countless forbidden grimoires. With dangerous forces closing in to capture her and magicians willing to do her harm, Touma chooses to protect Index, drawing him into a hidden conflict where science and the occult collide.

Otaku Consensus

A Certain Magical Index earns its staying power through Hiroshi Nishikiori’s readable TV direction, J.C.Staff’s serviceable 2008 action staging, and a cast chemistry strong enough to survive dense magic-system exposition; the Sisters arc is the season’s most durable franchise contribution. The verdict is not unqualified: critics and fans consistently point to rushed light-novel compression, uneven pacing, occasional power-scaling confusion, and fanservice as the costs of fitting a sprawling urban-fantasy setting into 24 episodes.

Why You Should Watch

Watch A Certain Magical Index if you want a faction-heavy urban fantasy where magic rules, psychic research, secret churches, student bureaucracy, and superpower battles all collide without the sleek minimalism of a single-hero battle shounen. It scratches a similar itch to Fate/stay night’s occult-rule combat and the city-as-system appeal of Durarara!!, but with the added texture of school-based esper rankings and light-novel verbal sparring. The appeal is not pristine adaptation craft; it is the density of ideas, the collision of science fiction and theology, and the way side characters can feel like entrances into entire subseries. Viewers who enjoy lore maps, contradictory power systems, and a protagonist defined by stubborn intervention rather than chosen-one prestige will get the most out of it.

Key Characters

T
Touma Kamijou
Touma is remembered by fans as the stubborn Level 0 who turns moral certainty into a fighting style, earning the series its meme-like reputation as the story of a boy willing to punch anyone.
I
Index Librorum Prohibitorum
Index stands out less as a conventional mascot heroine than as the series’ walking archive of forbidden knowledge, making her both comic foil and theological flashpoint.

What Makes It Stand Out

1
The first TV season runs 24 episodes, airing from October 5, 2008 to March 19, 2009, giving J.C.Staff enough room to introduce multiple light-novel arcs rather than treating the setting as a one-cour teaser.
2
Masanao Akahoshi’s series composition compresses a detail-heavy light novel into a brisk television structure, which is exactly why fans praise the worldbuilding while criticizing missing explanations and rushed connective tissue.
3
The season includes the Sisters arc, a storyline that became one of the franchise’s most discussed pieces of mythology and was later important enough to be revisited from another angle in the Railgun side of the franchise.
4
AniList’s tag spread captures the show’s unusual tonal mixture: Magic at 96%, Super Power at 92%, Urban Fantasy at 90%, but also Artificial Intelligence at 56% and Gore at 50%, signaling a setting broader than a standard school battle series.
5
Reviewers repeatedly note that J.C.Staff’s animation is generally decent for television but weaker in distant shots, making the production more effective in character confrontations than in fine background detail.

Fun Facts & Trivia

Fun fact 1: The anime adapts Kazuma Kamachi’s light novel series, with Kiyotaka Haimura’s original character designs translated for animation by Yuuichi Tanaka.
Fun fact 2: The production credits separate assistant direction, prop design, main animation, and editing across Hideki Tachibana, Satoshi Iwataki, Yuu Yamashita, Tetsuya Kawakami, and Shigeru Nishiyama, reflecting a fairly specialized J.C.Staff pipeline for a lore-heavy action show.
Fun fact 3: Its reception profile is unusually split: a 7.33 MAL score and #2988 rank sit alongside #252 popularity and over 407,000 votes, showing a series watched far more widely than its aggregate score alone suggests.
Fun fact 4: AniList reports a 70/100 score and 2,580 favourites, reinforcing the same pattern seen on MAL: broad exposure, moderate critical averages, and a dedicated core fandom.
Fun fact 5: Contemporary and later reviews frequently praise the seiyu ensemble and character appeal while faulting the adaptation for cutting light-novel detail, a complaint that has followed the Index anime more persistently than its basic production quality.