Ryuugajou Nanana no Maizoukin PV
English title: Nanana's Buried Treasure
Japanese title: 龍ヶ嬢七々々の埋蔵金
Type: PV
Source: Light novel
Episodes: 1
Status: Finished Airing
Aired: Dec 26, 2011
Duration: 2 min
Rating: PG-13 - Teens 13 or older
Studios: A-1 Pictures
Genres: Comedy, Supernatural

Promotion video for Kazuma Ootorino's light novel Ryuugajou Nanana no Maizoukin, commissioned by Enterbrain after Ootorino won the 13th Entertainment Awards Grand Prize (Entame Taishou) from the publisher's light novel department.