Dragon Ball Z Movie 13: Ryuuken Bakuhatsu!! Gokuu ga Yaraneba Dare ga Yaru
English title: Dragon Ball Z: Wrath of the Dragon
Japanese title: ドラゴンボールZ 龍拳爆発!!悟空がやらねば誰がやる
Type: Movie
Source: Manga
Episodes: 1
Status: Finished Airing
Aired: Jul 15, 1995
Duration: 51 min
Rating: PG-13 - Teens 13 or older
Studios: Toei Animation
Licensors: Funimation
Genres: Action, Adventure, Comedy, Fantasy, Sci-Fi
Demographics: Shounen

The Z Warriors discover an unopenable music box and are told to open it with the dragon balls. The contents turn out to be a warrior named Tapion who had sealed himself inside along with a monster called Hildegarn. Goku must now perfect a new technique to defeat the evil monster. 

(Source: ANN)