Another Extra Daimaou: Thump!? A Swimming Tournament with Girls Everywhere! There's Also an Accident or Two!?
DVD/BD specials of Ichiban Ushiro no Daimaou.
Aired 25/06/2010EP 1 - Another Extra Daimaou: Thump!? A Swimming Tournament with Girls Everywhere! There's Also an Accident or Two!?

2010
Demon King Daimaou Specials
DVD/BD specials of Ichiban Ushiro no Daimaou.