Leviathan (Leviathan) is a ONA anime produced by Orange, premiering Summer 2025.
Set in a war-torn reimagining of 1914, Leviathan follows Alek, a fugitive prince of the Austro-Hungarian Empire, and Deryn Sharp, a daring young girl disguised as a boy to serve in the British Air Service. When fate throws them together aboard the HMS Leviathan, a massive, living airship made from genetically engineered creatures, they embark on a world-changing adventure that will challenge everything they know about war, loyalty, and identity.
Watch Leviathan online — a Adventure, Historical, Sci-Fi series on anime.uno, with 12 episodes available to stream in subbed and dubbed versions.
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