- Headband girl
- Spiky-haired glasses girl
- Aogami Pierce
- Kamijou Touma
- Tsuchimikado Motoharu
- Himegami Aisa
- Tsukuyomi Komoe
- Fukiyose Seiri
- Misaka Mikoto (Chapter title page only)
- Misaka Misuzu (Chapter title page only)
- Shirai Kuroko (Chapter title page only)
- Oriana Thomson
- Stiyl Magnus
No new characters were introduced this chapter.
- This marks the first time that the two "background girls", Headband girl and the Spiky-haired glasses girl interact with any named character, which in this case was with Index.
- In the tankōbon version, the scene depicted in the chapter title page is featured in the next chapter instead.