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Across the world, さかい (Sakai , さかい) is quite a rare unisex given name. The first name さかい is characteristic of Japan, where it is a rare mostly girly, but infrequently male name, Tanzania, where it is a very rare feminine name, and China, where it is a very rare predominantly male, but very seldom female name. Measured by absolute frequency, the name is most common in Japan, China, and India. More prevalently, さかい is the last name as well as the forename.
さかい is also a name for the fictitious and mythical characters: .