Bamboo Blade specials released on DVD volumes 4 and 6. Done in a chibi flash animation style and set to bizzare scenarios.
as
Original Character Design
Original Creator
Hoshi wo Ou Kodomo
Kumo no Mukou, Yakusoku no Basho
Gachiakuta
Re:Zero kara Hajimeru Isekai Seikatsu 3rd Season
Love Live! Nijigasaki Gakuen School Idol Doukoukai: Kanketsu-hen
Isekai Quartet 3
