is a science fiction

Science fiction

Science fiction is a genre of fiction dealing with imaginary but more or less plausible content such as future settings, futuristic science and technology, space travel, aliens, and paranormal abilities...

 anime

Anime

is the Japanese abbreviated pronunciation of "animation". The definition sometimes changes depending on the context. In English-speaking countries, the term most commonly refers to Japanese animated cartoons....

 TV series produced by Office Academy which ran in Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

 from October 13, 1979 through March 30, 1980. It was later distributed overseas in English by West Cape Corporation under the name "Thundersub". The series was called "Nave Anti-Espacial" (Anti-Space Ship) in many Spanish-speaking

Spanish language

Spanish , also known as Castilian , is a Romance language in the Ibero-Romance group that evolved from several languages and dialects in central-northern Iberia around the 9th century and gradually spread with the expansion of the Kingdom of Castile into central and southern Iberia during the...

 countries.

Set in the year 2052, Earth has managed to find peace until the arrival of the Death Force – ruthless aliens from a dying solar system – who are desperately searching for a new home.