Is Chivas 1-2-3 hentai?
English title: Sorcerer on the Rocks
No
Rated R+ (Mild Nudity) on MyAnimeList and not tagged as Hentai.

OVA · 1999 · 2 episodes · R+ - Mild Nudity
Action, Comedy, Ecchi, Fantasy, Shounen
Ruthless sorcerer Chivas Scotch is hired by a count named Cuttlefish to destroy an evil monster attacking a nearby village. But things go awry when Chivas fails to destroy the monster and he's forced to transfer his spirit in the body of his beautiful servant Gin Fizz. (Source: ANN)
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