Toaru Kagaku no Railgun S Episode 24

"Eternal Party" is the last episode of the Toaru Kagaku no Railgun S anime adaptation, and the 48th episode of the Toaru Kagaku no Railgun animated series overall. The script was written by Yoshino Hiroyuki and directed and storyboarded by Konno Naoyuki. The episode's animation was co-directed by Tomioka Hiroshi, Kumagai Katsuhiro, Sato Marina, Sakai Satoshi, Komatsubara Sei, Kimoto Shigeki, Naoya Takashi, Ishii Tetsuya, Tanaka Yuichi, and Hiyamizu Yukie.

Now STUDY has shown its power in the sleepy hours of Academy City, but awaits them will be beyond their preparations and expectations, as the forces of Mikoto of her friends, esper and powerless, gather in force to thwart STUDY's plans. And now, the finale of Toaru Kagaku no Railgun S begins!

Major Events

 * STUDY's nefarious plot has been stopped and Janie and Febri are free of their bondage.
 * The Academy City Research Exhibition Assembly of the year begins.
 * Shinobu, Febri, and Janie leave Academy City.

Adapted From
The content of this episode is completely original, and as such isn't adapted from any pre-existing material.

Adapted To

 * Game: Toaru Majutsu no Index: Imaginary Fest Main Story

Characters

 * Febri
 * Nunotaba Shinobu
 * Misaka 10032
 * Misaka 19090
 * Misaka 10039
 * Misaka 13577
 * Shirai Kuroko
 * Konori Mii
 * Kongou Mitsuko
 * Wannai Kinuho
 * Awatsuki Maaya
 * Uiharu Kazari
 * Saten Ruiko
 * Aritomi Haruki
 * Sakurai Jun
 * Sekimura Hirotada
 * Yanagisako Aomi
 * Misaka Mikoto
 * Janie
 * Mugino Shizuri
 * Kosako Shunichi
 * Madarame Kenji
 * Yomikawa Aiho
 * Haruue Erii
 * Edasaki Banri
 * Kinuhata Saiai
 * Frenda Seivelun
 * Takitsubo Rikou
 * Shokuhou Misaki
 * Ringlet curl girl
 * Accelerator
 * Last Order
 * Tessou Tsuzuri
 * Heaven Canceller
 * Kamijou Touma

Locations

 * Academy City
 * School District 7
 * Endymion
 * School District 23
 * A Certain High School
 * Liberal Arts City

Abilities

 * Diffusion Ghost - Janie, Unknown Level.
 * Teleport - Shirai Kuroko, Level 4.
 * Electromaster (Railgun-variant) - Misaka Mikoto, Level 5.
 * Hydro Hand - Wannai Kinuho, Level 3.
 * Aero Hand - Kongou Mitsuko, Level 4.
 * Telepathy - Edasaki Banri, Unknown Level.
 * Meltdowner - Mugino Shizuri, Level 5.
 * Offense Armor - Kinuhata Saiai, Level 4.
 * AIM Stalker - Takitsubo Rikou, Level 4.
 * Accelerator - Accelerator, Level 5 (flashback only).
 * Radio Noise - Sisters, Level 2 or 3.
 * Mental Out - Shokuhou Misaki, Level 5.

New Abilities

 * Float Dial - Awatsuki Maaya, Level 3.

Trivia

 * This is the first actual time Aomi is shown to be on duty as Judgment.
 * The full capabilities of Kongou's Aero Hand is shown for the first time.
 * The mechas that uses Mugino's Meltdowner may be a reference to the FIVE_Over series.
 * Aritomi is shown to be try and attempt suicide via a gun to the head. However, in the original manga, Kiyama Harumi was shown to do the exact same thing once her plans became unraveled and when the AIM Burst started its rampage. It is unknown why Harumi's attempted to suicide was taken out.
 * Misaka 19090 is revealed to be the clone that was in the Testament machine as she tried to inject emotions into the Misaka Network.
 * only my railgun is the only opening not used as an insert song this episode.
 * Shinobu is shown wearing a gothic lolita outfit for the first time in the present day.
 * The denouement scene shows that Mikoto has changed her hairpin (from the previously plain one to a floral one), implying that Janie, Febri and Shinobu's departure occurred after August.
 * Accelerator and Last Order are shown with both of them conscious. These further supports that the end of the episode occurs way after August.
 * Touma is shown to be doodling a drawing of Index on his notebook.
 * After the departure of Febri, Janie, and Shinobu they mention that the Liberal Arts City trip is the next day, which suggests that their departure occurred during September 2, a day before the Mikoto and company arrive at Liberal Arts City.

Referbacks

 * Banri wanting to join Judgment from episode 18 is referenced again.
 * The riceballs Saten and Uiharu made last episode are shown being eaten this episode.

Cultural References

 * Kuroko uses javelins for the field athletics known as as her main weapons during this episode.

Animation Trivia

 * The scene where Saten is shown studying "something" related to Kongou Airlines is used as a flashback this episode.
 * Scenes from episode 05, 14, and 15 are reused as a flashback regarding Accelerator.
 * The explosion of the missile in the upper atmosphere/space is the exact animation used for sun-rising sequence in the second opening.