Owaranai Seraph
English title: Seraph of the Endless
Japanese title: 終わらないセラフ
Type: Special
Episodes: 9
Source: Manga
Genres: Comedy, Supernatural
Studios: Wit Studio
Duration: 2 min per ep
Rating: PG-13 - Teens 13 or older

Specials included in the Blu-ray and DVD releases.