Shinyaku Toaru Majutsu no Index: Misaka Mikoto's Teamwork (新約 とある魔術の禁書目録 御坂美琴の共同作業 ?) is a short story written by Kamachi Kazuma that is featured in the Dengeki Bunko 25th Anniversary Summer Super Thanksgiving Leaflet for the Dengeki 25th Anniversary Summer Super Thanksgiving Fair alongside other stories from famous Dengeki Bunko authors.
Only four pages long, including the cover, the theme of the story is about teamwork.
During the Daihaseisai, Misaka Mikoto and Kamijou Touma work together for a treasure hunt and has crossed over into another district. Looking for a GPS beacon in the tall grass, Mikoto goes on all fours in front of Touma, though only the latter is concerned for her modesty. Mikoto is so determined to find the GPS beacon that she falls into a river and gets wet. Now that her clothes have become see-through before Touma, he gets shocked for all his trouble.
By order of appearance:
- Electromaster - Misaka Mikoto, Level 5
- The story takes place during the Daihaseisai.