01. A Hot Springs Training Camp!? Everybody Gather Up!
First OVA episode.
30min
December 17, 2014
02. 7 Secrets
Special Program that aired one week before the series. Introduced the seiyuus, the band singing the OP and gave a sneak peek of the anime.
7min
April 5, 2015
03. Sing! Dance! Supernatural Studies Club!
Second OVA episode.
30min
May 15, 2015
04. Yankee-kun na Yamada-kun to Megane-chan to Majo
Crossover episode with Yankee-kun to Megane-chan.
7min
August 26, 2015