![](https://cdn.animecharacters.io/images/anime/large/8573-e41cbfbd.jpg)
Format
ONA
Episodes
4
Episode Duration
8 min per ep
Status
Finished Airing
Premiered
Aired
2011-08-07 to 2011-09-29
Source
Unknown
Rating
PG-13 - Teens 13 or older
Genres
Comedy
Fantasy
School
Studios
Sunrise
Producers
Studio Moriken
Licensors
Kyoukaisenjou no Horizon: Kyokutou Naruhodo Kouza (境界線上のホライゾン 極東なるほど講座)
Specials aired on Nico Nico Douga and YouTube, later released on BDs/DVDs.