A special booklet released by Kodansha on October 9, 2018 bundled with a special edition of Volume 3.

Details

Genres

Staff

• Rei Hiroe — Story & Art
• Keiji Najima — Story & Art
• Shimimaru — Story & Art
• Cool-kyou Shinja — Story & Art
• Mimana Orimoto — Story & Art
• Nanashi — Cover Illustration, Original Creator, Story & Art
• Wakame Konbu — Story & Art
• Shindeiru Hotondo — Story & Art
• Atsushi Uchiyama — Story & Art
• Chomoran — Story & Art
• Kou Suzumoto — Story & Art