Secret of Moldiver: Himitsu Daihyakka
Japanese title: シークレット・オブ・モルダイバー ひみつ大百科
Alternative titles: Secret of Moldiver! Confidential Encyclopedia!
Type: OVA
Source: Original
Episodes: 1
Status: Finished Airing
Aired: Jan 1, 1993
Duration: 11 min
Rating: G - All Ages
Studios: AIC
Producers: Pioneer LDC
Genres: Comedy, Sci-Fi

Before Moldiver's main story OVA series, a Secret of Moldiver! Confidential Encyclopedia! OVA was released. This featured background information into the Moldiver franchise, provided character designs, and cast interviews.