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Globally, Tadataka (忠孝 , 忠敬 , Tadataka ) is a common principally boy's, but scarcely girly forename. The first name Tadataka is characteristic of Eastern Asia, particularly China, where it is a rare predominantly boy's, but very seldom girly name. Much less frequently, Tadataka is the last name as well as the forename.
Tadataka is also a name for the fictitious and mythical characters: .