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Around the world, ミツコ (Mitsuko , ミツコ , Mituko ) is quite a rare predominantly feminine, but very infrequently male first name. The first name ミツコ is characteristic of Japan, where it is a rare female name, the United States, and Israel, where it is a rare epicene name. Not in comparison with a country's population, it is the most numerous in the United States, Japan, and China. Likewise, ミツコ is the last name as well as the forename.
ミツコ is also a name for the fictitious and mythical characters: Mitsuko Souma , the Battle Royale character and Mitsuko , the 2011 film Guilty of Romance character.