Fushigi no Umi no Nadia Omake Gekijou
English name: Nadia: Secret of Blue Water Specials
Genres: Adventure, Sci-Fi
Type: Special, Episodes: 10
Aired: Feb 18, 2003
Studio: Gainax
Source: Original
Rating: PG-13 - Teens 13 or older
Synopsis:
While Nadia has been licensed by ADV, the Omake "extra" episodes were not. These short Omake "extra" episodes were included as a bonus on the Japanese LD set. They were never released on any other format.

(Source: AnimeSuki)