Lucifer, Satan, and the other five princes of hell are students at the Royal Academy of Diavolo, where they train to rule the Demon World. From following humans to falling in love, their individual quirks land them in interesting situations every single day! Will their antics get them expelled, or will one of these infamous brothers come out on top? 
 
(Source: Funimation) 
 
Note: Episode 7 is an Audio Commentary by the VAs, and has an extended runtime of ~35 minutes as opposed to the standard 5 minute long episode.

Episode 12 - Closing Party

Episode 11 - To the Human World

Episode 10 - Play Ball! The All-Demon Baseball Game

Episode 9 - A Friend in Need

Episode 8 - For Whom the Belly Rumbles

Episode 7 - Obey Me! The Anime Season Two Audio Commentary

Episode 6 - Belphegor's Dream

Episode 5 - Asmodeus's Paradise

Episode 4 - Detective Satan 2

Episode 3 - The Long Awaited Ruri-chan Viewing Party

Episode 2 - Camp Lucifer

Episode 1 - We Miss You

Colored Pencil Animation Japan

NTT Solmare