いつか天魔の黒ウサギ 心移りの登校日 ~すくーる·あてんだんす·でぃ~
Itsuka Tenma no Kuro Usagi: Kokoro Utsuri no Toukoubi - School Attendance Day
OVA R HD Sub 1
Episode bundled with the ninth volume of the Itsuka Tenma no Kuro Usagi novel. Includes Mirai's chibi-style dream, body-swapping and a crossover with Densetsu no Yuusha no Densetsu.