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The Worst Episodes of A Certain Scientific Railgun

Every episode of A Certain Scientific Railgun ranked from worst to best. Explore the Worst Episodes of A Certain Scientific Railgun!

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Misaka's electro-manipulation skills - and her delightfully destructive railgun projectile movement - make her a rock star in Academy City. The techno-metropolis is filled with supernaturally powerful students known as Espers, including Misaka's flirtatious friend

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TOKYO MX
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Episode Rankings

  1. #1 Worst Episode
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    A Certain Scientific Railgun Season 1 Episode 13 - A Bikini Divides the Eyeline Between Top and Bottom, But a One-piece Shows Off the Figure, So They Only Flatter the Slender
    6.0/10(124 votes)

    S1:E13

    The Swim Club recruits Misaka and the gang to strut their stuff as swimsuit models! Later, after taking a break from posing and primping, the girls work together to make some curry.

    Director:Unknown
    Writer:Unknown

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  2. A Certain Scientific Railgun Season 1 Episode 2 - When Working Under a Hot Sun, Rehydration Is Essential
    6.6/10(139 votes)

    S1:E2

    Mikoto and Kuroko get in trouble for using their powers in the dorm. Their punishment: pool cleaning duty! Later, Kuroko finds herself feeling frisky after accidentally ingesting a powerful aphrodisiac!

    Director:Unknown
    Writer:Unknown

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  3. A Certain Scientific Railgun Season 1 Episode 3 - Tokiwadai Is Targeted
    6.6/10(131 votes)

    S1:E3

    Someone is tasering students and drawing on their faces with permanent marker! While Kuroko and Kazari investigate, poor Ruiko becomes the latest victim. Who is behind the unusual attacks?

    Director:Unknown
    Writer:Unknown

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  4. A Certain Scientific Railgun Season 2 Episode 19 - Academic Reach Assembly
    6.6/10(100 votes)

    S2:E19

    Febri takes an instant liking to Saten, and is warm to everyone except for Misaka, much to her chagrin. At Judgment, Uiharu is unable to find any information on who Febri is, so arrangements are made to admit her into an orphanage as a "Child Error."

    Director:Unknown
    Writer:Unknown

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  5. A Certain Scientific Railgun Season 1 Episode 6 - Everyone is Proactive When it Comes to This
    6.7/10(124 votes)

    S1:E6

    Someone is planting bombs all over Academy City, and it’s up to Judgment to stop the person responsible. Mikoto, wanting a piece of the action, uses Uiharu’s badge to investigate on her own.

    Director:Unknown
    Writer:Unknown

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  6. A Certain Scientific Railgun Season 1 Episode 8 - Level Upper
    6.7/10(126 votes)

    S1:E8

    Mikoto and Kuroko ponder the ramifications of Kaitabi’s shocking display of strength and wonder if Level Uppers actually exist. Before they can find answers, Kaitabi mysteriously slips into a coma!

    Director:Unknown
    Writer:Unknown

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  7. A Certain Scientific Railgun Season 2 Episode 17 - Study Group
    6.8/10(100 votes)

    S2:E17

    With the end of summer vacation approaching, the girls plan a study session at Saten's apartment to catch up on homework. Everyone is to bring an ingredient for a potluck stew party, but most have trouble deciding what to buy, leading to some surprises.

    Director:Unknown
    Writer:Unknown

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  8. A Certain Scientific Railgun Season 1 Episode 1 - Electromaster
    6.9/10(159 votes)

    S1:E1

    Mikoto, Kuroko, Kazari, and Ruiko take action against a gang of bank robbers. When Ruiko is injured trying to rescue an innocent bystander, Mikoto angrily unleashes her railgun power!

    Director:Unknown
    Writer:Unknown

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  9. A Certain Scientific Railgun Season 1 Episode 19 - Midsummer Festival
    6.9/10(118 votes)

    S1:E19

    The midsummer festival arrives, and students are preparing to show off their school for friends and family. Misaka’s scheduled to perform a violin solo for the festivities - if her nerves don’t get the best of her!

    Director:Unknown
    Writer:Unknown

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  10. A Certain Scientific Railgun Season 2 Episode 18 - Moving
    6.9/10(98 votes)

    S2:E18

    Edasaki is due to be discharged from the hospital, and it is learned that she will be living with Haru'ue. The move is bittersweet for Uiharu, who is losing her roommate, but she feels it is for the best. Meanwhile, a new movement is afoot in the city.

    Director:Unknown
    Writer:Unknown

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  11. A Certain Scientific Railgun Season 1 Episode 5 - A Certain Pair of New Trainees
    7.0/10(129 votes)

    S1:E5

    Uiharu and Kuroko have an argument that leads to recollections of the past, when the girls were young Judgment recruits, and a dangerous mission resulted in a life-long promise between friends.

    Director:Unknown
    Writer:Unknown

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  12. A Certain Scientific Railgun Season 1 Episode 17 - Tsuzuri's Summer Vacation
    7.0/10(116 votes)

    S1:E17

    After Komoe and Yomikawa encourage her to get a hobby, Tesso rediscovers an old school arcade game she loved as a child and forms an unlikely bond with a fellow fan.

    Director:Unknown
    Writer:Unknown

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  13. A Certain Scientific Railgun Season 1 Episode 18 - Asunaro Park
    7.0/10(118 votes)

    S1:E18

    Misaka and the girls decide to play matchmaker with their dorm’s Head Resident and Daigo, Uiharu and Saten's teacher. Things look to be working out - until Daigo brings up the subject of marriage.

    Director:Unknown
    Writer:Unknown

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  14. A Certain Scientific Railgun Season 1 Episode 20 - Poltergeist
    7.1/10(115 votes)

    S1:E20

    The gang discovers that the recent wave of earthquakes is connected to a phenomenon called poltergeisting - and there’s a chance Uiharu’s new roomie might be somehow be involved.

    Director:Unknown
    Writer:Unknown

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  15. A Certain Scientific Railgun Season 1 Episode 14 - Special Workshop
    7.2/10(117 votes)

    S1:E14

    Saten and the other students who used the Level Upper learn some valuable lessons when they attend a special weekend workshop taught by Komoe and Yomikawa.

    Director:Unknown
    Writer:Unknown

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  16. A Certain Scientific Railgun Season 1 Episode 15 - Skill Out
    7.2/10(120 votes)

    S1:E15

    Misaka and Kuroko investigate a gang called Skill Out. The group is known to be attacking Espers all over Academy City - but in some instances, a mysterious man arrives just in time to stop the confrontation.

    Director:Unknown
    Writer:Unknown

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  17. A Certain Scientific Railgun Season 1 Episode 21 - Voices
    7.2/10(115 votes)

    S1:E21

    Kuroko suspects Haru'ue has something to do with the recent poltergeisting events, and it’s causing tension between her and Uiharu. Later, Haru'ue reveals a hidden part of her past.

    Director:Unknown
    Writer:Unknown

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  18. A Certain Scientific Railgun Season 2 Episode 20 - Febri
    7.2/10(96 votes)

    S2:E20

    As Yomikawa takes over investigating the runaway security robots, Konori invites the whole gang out to take in a bath at a bathhouse. On their way home, a number of detours lead them to a confrontation with yet another, much more dangerous runaway robot.

    Director:Youhei Suzuki
    Writer:Unknown

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  19. A Certain Scientific Railgun Season 2 Episode 21 - Darkness
    7.2/10(97 votes)

    S2:E21

    With the revelation that Febri is synthetic, Misaka is determined to find whoever built her, and have them fix her. The investigation is stalled on all fronts, even with the help of her friends running down leads, until help comes from a surprise source.

    Director:Unknown
    Writer:Unknown

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  20. A Certain Scientific Railgun Season 1 Episode 4 - Urban Legends
    7.3/10(133 votes)

    S1:E4

    Awkwardness ensues when Mikoto runs into Kamijo. When they meet again later in the day, Mikoto demands a duel! She gives it her all, but there’s a chance she’s no match for Kamijo’s powers.

    Director:Unknown
    Writer:Unknown

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  21. A Certain Scientific Railgun Season 1 Episode 16 - Academy City
    7.3/10(119 votes)

    S1:E16

    Konori’s past with Big Spider is revealed. In the present, she finds herself torn. Can she honor her responsibilities as a Judgment officer while somehow remaining loyal to Kurozuma?

    Director:Unknown
    Writer:Unknown

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  22. A Certain Scientific Railgun Season 1 Episode 22 - Level 6
    7.3/10(114 votes)

    S1:E22

    The past comes into focus as Haru'ue and Edasaki’s connection to a common Child Error facility is revealed. Later, Misaka sets out to find Kiyama after learning that the rogue scientist is out on bail and working with the Frog Doctor.

    Director:Unknown
    Writer:Unknown

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  23. A Certain Scientific Railgun Season 1 Episode 7 - Abilities and Powers
    7.4/10(123 votes)

    S1:E7

    As Kuroko and Konori begin to suspect Judgement officers are the true targets of the mysterious bomber, Uiharu, Mikoto, and Saten find themselves in an explosive situation while shopping!

    Director:Unknown
    Writer:Unknown

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  24. A Certain Scientific Railgun Season 2 Episode 1 - Railgun
    7.4/10(130 votes)

    S2:E1

    Haru'ue joins Saten and Uiharu on a trip to the Garden of Learning to see Misaka and Shirai, as well as to do some shopping. They later go to visit Edasaki in the hospital, where she is undergoing physical therapy, when things take an unexpected twist.

    Director:Unknown
    Writer:Unknown

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  25. A Certain Scientific Railgun Season 2 Episode 22 - STUDY
    7.4/10(95 votes)

    S2:E22

    Therestina reluctantly provides Misaka with the clues she needs to find the group behind Febrie's secret. With Kongo's help, the girls identify Aritomi as the man they are pursuing, and find out more about him and his company, the STUDY Corporation.

    Director:Unknown
    Writer:Unknown

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Worst Episodes Summary

"A Bikini Divides the Eyeline Between Top and Bottom, But a One-piece Shows Off the Figure, So They Only Flatter the Slender" is the worst rated episode of "A Certain Scientific Railgun". It scored 6/10 based on 124 votes. Directed by Unknown and written by Unknown, it aired on 12/25/2009. This episode scored 0.6 points lower than the second lowest rated, "When Working Under a Hot Sun, Rehydration Is Essential".