Electro Master
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!
Episodes
For Working Under the Blazing Sun, Proper Hydration is Required
Episode: 1x02 | Airdate: Oct 9, 2009 (30 min)
Tokiwadai Targeted
Episode: 1x03 | Airdate: Oct 16, 2009 (30 min)
Urban Legends
Episode: 1x04 | Airdate: Oct 23, 2009 (30 min)
A Certain Newbie Training of Two
Episode: 1x05 | Airdate: Oct 30, 2009 (30 min)
Everyone Likes This Sort of Thing
Episode: 1x06 | Airdate: Nov 6, 2009 (30 min)
Ability and Power
Episode: 1x07 | Airdate: Nov 13, 2009 (30 min)
Level Upper
Episode: 1x08 | Airdate: Nov 20, 2009 (30 min)
Majority Report
Episode: 1x09 | Airdate: Nov 27, 2009 (30 min)
Silent Majority
Episode: 1x10 | Airdate: Dec 4, 2009 (30 min)
Ms. Kiyama
Episode: 1x11 | Airdate: Dec 11, 2009 (30 min)
AIM Burst
Episode: 1x12 | Airdate: Dec 18, 2009 (30 min)
I Understand That Bikinis Make Eyes Wander, But One-Pieces Bring Out Curves So They Match Thin Bodies Better
Episode: 1x13 | Airdate: Dec 25, 2009 (30 min)
Special Training Course
Episode: 1x14 | Airdate: Jan 8, 2010 (30 min)
Skill Out
Episode: 1x15 | Airdate: Jan 15, 2010 (30 min)
Academy City
Episode: 1x16 | Airdate: Jan 22, 2010 (30 min)
Spelling the Summer Holidays
Episode: 1x17 | Airdate: Jan 29, 2010 (30 min)
Cypress Park
Episode: 1x18 | Airdate: Feb 5, 2010 (30 min)
Midsummer Festival
Episode: 1x19 | Airdate: Feb 12, 2010 (30 min)
Poltergeist
Episode: 1x20 | Airdate: Feb 19, 2010 (30 min)
Voice
Episode: 1x21 | Airdate: Feb 26, 2010 (30 min)
Level 6
Episode: 1x22 | Airdate: Mar 5, 2010 (30 min)
What Are Your Eyes Seeing Now?
Episode: 1x23 | Airdate: Mar 12, 2010 (30 min)
Dear My Friends
Episode: 1x24 | Airdate: Mar 19, 2010 (30 min)
Specials
OVA
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 13' - Being a Photo Shoot Model Under the Hot Sun Isn't Easy, Is It?
Episode: S01 Special | Airdate: Jul 24, 2010 (5 min)
Special beach episode bundled with the official visual book.
Much More Railgun II
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.
Much More Railgun
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.