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Throughout the world, 大本 (Daben , Omoto , 大本 ) is a common epicene forename. The first name 大本 is habitual in Japan, where it is a rare male name, India, where it is a rare principally girly, but very infrequently male name, and Nigeria, where it is a rare epicene name. In absolute terms, this name is the most popular in India, Japan, and China. Also, 大本 is the last name as well as the forename.