Toaru Majutsu no Index Wiki

Toaru Kagaku no Railgun: Cold Game (とある科学の超電磁砲 コールドゲーム Toaru Kagaku no Rērugan Kōrudogēmu?) is a short light novel released on December 27th 2017 as part of the February 2018 issue of Monthly Comic Dengeki Daioh, celebrating the manga's 10th anniversary.[1] It is later included in Toaru Majutsu no Index: Gaiten Shoku Light Novel Volume 02 alongside the compilations of Toaru Kagaku no Railgun SS: Liberal Arts City and Toaru Kagaku no Railgun SS2: Shopping Mall Demonstration.[2]

During a Social Studies field trip to the Central Anti-Skill Station, Saten Ruiko discovers that a person in the background of one of the photos on her smartphone is a criminal on the wanted list. As a result, Saten, Uiharu, Mikoto and Kuroko find themselves involved in the Cold Sleep Murder Case.



  • Part 0: (the_fool)
  • Part 1: (the_magician)
  • Part 2: (the_priestess)
  • Part 3: (the_empress)
  • Part 4: (the_emperor)
  • Part 5: (the_hierophant)
  • Part 6: (the_lovers)
  • Part 7: (the_chariot)
  • Part 8: (strength)
  • Part 9: (the_hermit)
  • Part 10: (wheel_of_fortune)
  • Part 11: (justice)
  • Part 12: (the_hanged_man)
  • Part 13: (death)
  • Part 14: (temperance)
  • Part 15: (the_devil)
  • Part 16: (the_tower)
  • Part 17: (the_star)
  • Part 18: (the_moon)
  • Part 19: (the_sun)
  • Part 20: (judgement)
  • Part 21: (the_world)

Major Events


New Characters





  • The parts of the story are designated after the Tarot's Major Arcana, in numerical order.
  • The story shows glimpses of how Academy City has not only a constitution but also the inner workings of its judicial system.



v  e
Light Novels
Toaru Majutsu no Index 12345678910111213SS141516SS2171819202122
Shinyaku Toaru Majutsu no Index 1234567891011121314151617181920212222 Reverse
Souyaku Toaru Majutsu no Index 123456
SS Collections SESP (Stiyl SSMark SSMars SSUiharu SS) • AA1 (Kanzaki SSNecessarius SSRoad to Endymion) • AA2 (Railgun SSRailgun SS2Cold Game)
SS Not Yet in Volume Format Railgun SS3Biohacker SSAgnese SS
Special 10th Anniversary Special10th Anniversary CrossoverVirtual-OnSuper! Dengeki BunkoAll-in-One Edition (OTNT) • Railgun (LN)
Others Short StoriesParody StoriesCrossover Stories