All around the world, オーツカ (Otsuka 
, オーツカ) is a rare predominantly boy's, but very seldom feminine first name. The given name オーツカ is characteristic of Eastern Asia, particularly Japan, where it is a very rare boy's name, and China, where it is a very rare predominantly male, but scarcely female name. More frequently, オーツカ is the last name as well as the forename.