Toaru Majutsu no Index Wiki

Extraordinary (破格 Hakaku?) is the first half of 139th chapter of the Toaru Kagaku no Railgun manga series, released on March 26th 2022 in Monthly Comic Dengeki Daioh. The second half was released on April 27th 2022.


Major Events

  • Although Mikoto only secretly intervene once then leave, the Hasekura clique members' continued attacks against Urui force her to intervene again, leading them to realize she is there.
  • Wanting to test how powerful Level 5s are and willing to risk life to find out, Amano Ayane starts to battle Misaka Mikoto, who despite not trying to fight, easily fends off her attacks.
  • When a blade from a wind turbine propeller, damaged by Amano's attack, falls towards the Hasekura clique girls, Mikoto uses her Railgun to destroy it, leading to her acquiring her nickname not long afterwards.
  • Hasekura Reiri returns from her demonstration in Paris and starts considering the situation surrounding the clique conflict.


By order of appearance:


New Abilities



  • As is the case in the present day, Mikoto's immense electrical power causes a Wind Turbine to spin faster when she is closer to it.


Cultural References

  • Joule heating, also known as resistance, or resistive/Ohmic heating, is the process through which an electric current passing through a conductor produces heat.

Unanswered Questions




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Toaru Kagaku no Railgun
Volume 1 1234567
Volume 2 8910111213
Volume 3 141516Sp17Sp1Sp2
Volume 4 181920212223
Volume 5 24252627282930
Volume 6 31323334353637
Volume 7 3839Sp4041424344
Volume 8 4546474849505152
Volume 9 535455565758596061
Volume 10 626364656667686970
Volume 11 71727373.5747576777879
Volume 12 808182838485868788
Volume 13 8990919293949596
Volume 14 979899100101102103104105106
Volume 15 107108109110111112113114115
Volume 16 116117118119120121122123124125126127
Volume 17 128129130131132132.5132.75133134135136
Chapters Not Yet in Volume Format 136.5137138139140
Special 17.524.525.542.596.5122.5