High School DxD OVA is a oVA anime that premiered in summer 2012, produced by TNK.

About the production: the story comes from a light novel, there are 2 episodes of about 23 minutes and its current status is "finished".

Its main genres are comedy, ecchi, fantasy and romance, with themes such as Nudity, Demons, Heterosexual and Tentacles.

On AniList, High School DxD OVA has an average score of 68%, a good score, and appears on 65,065 users' lists.

(OVA #1 "Ep.13") Oppai, Minorimasu! - A rumor is going about the school about how girls are disappearing and coming back ill and with their breast size decreased. (OVA #2 "Ep.14") Oppai, Motomemasu! - While observing how the others do their jobs so they can do theirs better, Issei and Asia go with Rias to see if a coffin is cursed. During the investigation Issei is possessed by an Egyptian magician named Unas, It just so happens that Unas is just as perverted as Issei. Unas will only leave Issei's body is they can release Unas from his curse placed on him by a devil that Unas tried to make his bride.

Official synopsis from AniList.