A Certain Scientific Railgun - Episode Guide

Episode: 1x01 | Airdate: Oct 2, 2009 (30 min)

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!

Episode: 1x02 | Airdate: Oct 9, 2009 (30 min)

Episode: 1x03 | Airdate: Oct 16, 2009 (30 min)

Episode: 1x04 | Airdate: Oct 23, 2009 (30 min)

Episode: 1x05 | Airdate: Oct 30, 2009 (30 min)

Episode: 1x06 | Airdate: Nov 6, 2009 (30 min)

Episode: 1x07 | Airdate: Nov 13, 2009 (30 min)

Episode: 1x08 | Airdate: Nov 20, 2009 (30 min)

Episode: 1x09 | Airdate: Nov 27, 2009 (30 min)

Episode: 1x10 | Airdate: Dec 4, 2009 (30 min)

Episode: 1x11 | Airdate: Dec 11, 2009 (30 min)

Episode: 1x12 | Airdate: Dec 18, 2009 (30 min)

Episode: 1x13 | Airdate: Dec 25, 2009 (30 min)

Episode: 1x14 | Airdate: Jan 8, 2010 (30 min)

Episode: 1x15 | Airdate: Jan 15, 2010 (30 min)

Episode: 1x16 | Airdate: Jan 22, 2010 (30 min)

Episode: 1x17 | Airdate: Jan 29, 2010 (30 min)

Episode: 1x18 | Airdate: Feb 5, 2010 (30 min)

Episode: 1x19 | Airdate: Feb 12, 2010 (30 min)

Episode: 1x20 | Airdate: Feb 19, 2010 (30 min)

Episode: 1x21 | Airdate: Feb 26, 2010 (30 min)

Episode: 1x22 | Airdate: Mar 5, 2010 (30 min)

Episode: 1x23 | Airdate: Mar 12, 2010 (30 min)

Episode: 1x24 | Airdate: Mar 19, 2010 (30 min)

Episode: 2x01 | Airdate: Apr 12, 2013

Episode: 2x02 | Airdate: Apr 19, 2013

Episode: 2x03 | Airdate: Apr 26, 2013

Episode: 2x04 | Airdate: May 3, 2013

Episode: 2x05 | Airdate: May 10, 2013

Episode: 2x06 | Airdate: May 17, 2013

Episode: 2x07 | Airdate: May 24, 2013

Episode: 2x08 | Airdate: May 31, 2013

Episode: 2x09 | Airdate: Jun 7, 2013

Episode: 2x10 | Airdate: Jun 14, 2013

Episode: 2x11 | Airdate: Jun 21, 2013

Episode: 2x12 | Airdate: Jun 28, 2013

Episode: 2x13 | Airdate: Jul 5, 2013

Episode: 2x14 | Airdate: Jul 12, 2013

Episode: 2x15 | Airdate: Jul 19, 2013

Episode: 2x16 | Airdate: Jul 26, 2013

Episode: 2x17 | Airdate: Aug 2, 2013

Episode: 2x18 | Airdate: Aug 16, 2013

Episode: 2x19 | Airdate: Aug 23, 2013

Episode: 2x20 | Airdate: Aug 30, 2013

Episode: 2x21 | Airdate: Sep 6, 2013

Episode: 2x22 | Airdate: Sep 13, 2013

Episode: 2x23 | Airdate: Sep 20, 2013

Episode: 2x24 | Airdate: Sep 27, 2013

Episode: 3x01 | Airdate: Jan 10, 2020

Episode: 3x02 | Airdate: Jan 17, 2020

Episode: 3x03 | Airdate: Jan 24, 2020

Episode: 3x04 | Airdate: Jan 31, 2020

Episode: 3x05 | Airdate: Feb 7, 2020

Episode: 3x06 | Airdate: Feb 14, 2020

Episode: 3x07 | Airdate: Feb 28, 2020

Episode: 3x08 | Airdate: Mar 20, 2020

Episode: 3x09 | Airdate: Mar 27, 2020

Episode: 3x10 | Airdate: Apr 3, 2020

Episode: 3x11 | Airdate: Apr 10, 2020

Episode: 3x12 | Airdate: Apr 17, 2020

Episode: 3x13 | Airdate: May 1, 2020

Episode: 3x14 | Airdate: May 15, 2020

Episode: 3x15 | Airdate: May 22, 2020

Episode: 3x16 | Airdate: Jul 24, 2020

Episode: 3x17 | Airdate: Jul 31, 2020

Episode: 3x18 | Airdate: Aug 7, 2020

Episode: 3x19 | Airdate: Aug 14, 2020

Episode: 3x20 | Airdate: Aug 21, 2020

Episode: 3x21 | Airdate: Aug 28, 2020

Episode: 3x22 | Airdate: Sep 4, 2020

Episode: 3x23 | Airdate: Sep 11, 2020

Episode: 3x24 | Airdate: Sep 18, 2020

Episode: 3x25 | Airdate: Sep 25, 2020

Episode: S01 Special | Airdate: Jan 29, 2010 (9 min)

Included in the BD/DVD Vol 1.

A series of outtakes and bizarre sketches as experienced by the characters of the anime. Mikoto and her friends discuss internet rumors that the Dorm Supervisor was once a commando. Ruiko's class discuss Schrödinger's cat where the cat in question becomes a Palmtop Tiger. Yomikawa, Komoe and Tsuzuri have Nabe while Yomikawa talks about people and things which start with "Jan" like Jean-Claude Van Damme. Meanwhile, the gang wonders about Academy City's wind turbines and Mikoto makes a PSA about conserving electricity.

Episode: S01 Special | Airdate: May 28, 2010 (9 min)

Included in the BD/DVD Vol 5.

More outtakes and bizarre sketches as experienced by the characters. Kuroko gives some peculiar lessons to her class. Ruiko and Kuroko get brainfreeze from eating their frozen treats. Harumi tries to explain what AIM Burst is but is interrupted by Mikoto and Kazari. Mitsuko is fishing while Kazari narrates. The gang drinks milk while watching the sunset. Mikoto tells her friends their lives are being watched by an unknown audience.

Episode: S01 Special | Airdate: Jul 24, 2010 (5 min)

Special beach episode bundled with the official visual book.

Episode: S01 Special | Airdate: Sep 26, 2010

Continuing after the Level Upper incident, another phenomenon torments Misaka. A phenomenon called "Someone's Watching," its effect feels like the electricity in one's body flow backwards. With the help of her friends, Misaka fights against the unknown enemy.

Episode: S02 Special | Airdate: Jul 24, 2013 (9 min)

Bundled with 1st BD/DVD vol.

Ruiko uses her nose to smell if Mikoto's lunches have gone bad. Shinobu teaches Mikoto some English words and punishes her when she gets them wrong. Misaka 9982 jokingly plays a Kōan on Mikoto. Shinobu gives a Misaka clone expert gaming knowledge which ends up making her a hardcore gamer. Accelerator and Misaka 9982 discuss their voice acting careers since starting in 2006. Mikoto and the others failed to notice that Kazari is with them, due to the latter not wearing her flower headband.

Episode: S02 Special | Airdate: Nov 27, 2013 (10 min)

Bundled with 5th BD/DVD vol.

Mikoto suspects Academy City may come under attack by Kaijus from a certain movie and how they must prepare themselves. The girls wonder if Turtle blood really has aphrodisiac effects and Misaka 10032-tan replaces Index-tan's role on Toma's head.

Episode: S02 Special | Airdate: Mar 27, 2014 (6 min)

As Misaka and the gang decide what to do for the day, they encounter Konori-senpai handing out pamphlets for her childhood public bathhouse; it is struggling with slow business and facing closure. Wanting to help out, the gang comes up with a unique idea to save the bathhouse...

— written by CDB-Man

Note: Bundled with the Toaru Kagaku no Railgun S official visual book.

Episode: S03 Special | Airdate: Apr 30, 2020 (10 min)