Segunda temporada de To Aru Kagaku no Railgun. En esta nueva temporada será explicado con mucho mayor detalle el arco de ”Las Sisters” que en To Aru Majutsu no Index, enfocándose más al pasado de Misaka Mikoto.
とある科学の超電磁砲[レールガン]S, A Certain Scientific Railgun S
| 1 |  |
Electromaster2009 | |
| 2 |  |
When Working Under a Hot Sun, Rehydration is Essential2009 | |
| 3 |  |
Tokiwadai is Targeted2009 | |
| 4 |  |
Urban Legends2009 | |
| 5 |  |
A Certain Pair of New Trainees2009 | |
| 6 |  |
Everyone is Proactive When it Comes to This2009 | |
| 7 |  |
Abilities and Powers2009 | |
| 8 |  |
Level Upper2009 | |
| 9 |  |
Majority Report2009 | |
| 10 |  |
Silent Majority2009 | |
| 11 |  |
Dr. Kiyama2009 | |
| 12 |  |
AIM Burst2009 | |
| 13 |  |
A Bikini Divides the Eyeline Between Top and Bottom, But a One-piece Shows Off the Figure, so They Only Flatter the Slender2009 | |
| 14 |  |
Special Workshop2010 | |
| 15 |  |
Skill Out2010 | |
| 16 |  |
Academy City2010 | |
| 17 |  |
Tsuzuri's Summer Vacation2010 | |
| 18 |  |
Asunaro Park2010 | |
| 19 |  |
Midsummer Festival2010 | |
| 20 |  |
Poltergeist2010 | |
| 21 |  |
Voices2010 | |
| 22 |  |
Level 62010 | |
| 23 |  |
What Is It You See In Your Eyes Right Now?2010 | |
| 24 |  |
Dear My Friends2010 |