noun
seatopia; experimental underwater habitat
A wasei-eigo term for an experimental underwater living facility developed by Japan in the 1970s. Used in historical or technical contexts.
wasei-eigo (Japanese-coined English), from sea utopia
シートピアは1970年代に日本の海洋開発プロジェクトとして建設された。
Seatopia was built as a Japanese marine development project in the 1970s.