- Anime: Toaru Majutsu no Index II Episode 01
- Manga: Toaru Majutsu no Index Manga Chapter 025 & Toaru Majutsu no Index Manga Chapter 026
By order of appearance:
- This chapter had released in Dengeki hp Vol.33 on December 18th 2004 and named Countdown of August 31st (八月三一日のカウントダウン?). It later included in chapter 4 of Toaru Majutsu no Index Light Novel Volume 05.
This section requires expansion
Kagura, Bon Odori, Roshtein's Corridor? Squared Mountain Hut?
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