Encounter (遭逢 Souhou?) is a special chapter after Chapter 132 of the Toaru Kagaku no Railgun manga series, released on April 27th 2021 in Monthly Comic Dengeki Daioh.
- Misaka Mikoto meets Shokuhou Misaki for the first time.
- Misaka Mikoto learns how to kick the vending machine from Shin'enkouji Rurikakesu.
By order of appearance:
- The mysterious Gekota pouch which Mikoto mentioned is likely a reference to the Gekota pouch shown in Astral Buddy Chapter 5.
- Misaki is reminded of Dolly when she saw the face of Misaka Mikoto first time.
- Misaki: You look... exactly... like... Why did you give your DN- I never want to see you again. Could you stay out of my sight? - To Mikoto when she saw the face of Misaka Mikoto first time.