Summary: Three kids join Mothra's priestesses on a journey to find the Lost Treasure of Nilai Kinai, an ancient lost "under-the-sea" civilization in hopes of preserving the Earth's declining environment. Pollution has unyielded the evil monster Dagahra, a monster seemingly too powerful for Mothra to vanquish. As a result, the environment's fate lies in the hands of the Lost Treasure. (imdb)

Poster submitted by Gauntlet

AKA: Mosura 2 - Kaitei no daikessen

AKA: Mothra 2

AKA: Mothra 2: The Undersea Battle

Genres: Sci-fi, Fantasy

Country: Japan

Directed By: Kunio Miyoshi

Written By: Tomoyuki Tanaka, Masumi Suetani

Starring: Megumi Kobayashi, Sayaka Yamaguchi, Aki Hano

More information at the Internet Movie Database