Series mini-anime kỷ niệm được phát hành trên Kênh YouTube Kyoani trước Kobayashi-san Chi no Maid Dragon S.
Vietsub - HDHoàn tất (12/12) Gaikotsu Kishi-sama, Tadaima Isekai e OdekakechuuSkeleton Knight in Another World, Skeleton Knight going out to the parallel universe
Vietsub - HDHoàn tất (12/12) Ore dake Haireru Kakushi DungeonThe Hidden Dungeon Only I Can Enter, Special training in the Secret Dungeon
Vietsub - HDHoàn tất (12/12) Yuru Yuri San☆Hai!Yuru Yuri 3rd Season, Yuru Yuri Third Season, Yuru Yuri-san High!: YuruYuri S3
