Toaru Kagaku no Railgun Manga Chapter 128

Penitence (懺悔) is the 128th chapter of the Toaru Kagaku no Railgun manga series, released on October 27th 2020 in Monthly Comic Dengeki Daioh.

Characters
By order of appearance:
 * Misaka Mikoto
 * Shundan Kimi
 * Uiharu Kazari (mentioned)
 * Kamijou Touma (flashback)
 * Shirakinu Honoka (fantasy)
 * Tsurigane Saryou
 * Oumi Shuri (fantasy)
 * Wanigawa Raifu
 * Yamashiro Shoubu

Abilities

 * Electromaster (Railgun-variant) - Misaka Mikoto, Level 5
 * Angel Dragon - Shundan Kimi

Locations

 * Academy City
 * Second Reformatory

Cultural References

 * On the title page page Honoka and Kimi are depicted wearing extremely long skirts with their uniform. This is likely a reference to, young females that practice delinquency or gang-related activity and are stereotypically seen flaunting school uniform regulations like having longer skirts than normal.
 * Campas, the name of the notebook, is an parody of the Japanese notebook brand Campus.