Nanatsu no Taizai OVA
English title: The Seven Deadly Sins: Ban's Side Story OVA
Japanese title: 七つの大罪
Alternative titles: Nanatsu no Taizai: Ban no Bangai-hen, The Seven Deadly Sins: Ban's Side Story, The Seven Deadly Sins: Bandit Ban OVA 1
Type: OVA
Source: Manga
Episodes: 2
Status: Finished Airing
Aired: Jun 17, 2015 to Aug 12, 2015
Duration: 24 min per ep
Rating: PG-13 - Teens 13 or older
Studios: A-1 Pictures
Producers: Aniplex
Genres: Action, Adventure, Fantasy
Demographics: Shounen

OVA bundled with the 15th and 16th volume of the manga.

15th volume DVD will feature the sin of greed as the central character.

16th volume DVD will feature side stories of the main characters in omnibus format.

(Source: MAL News)