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Around the globe, 久保 (久保 , Кубо , Хисаясу) is a rare dominantly male, but seldom girly forename. The first name 久保 is characteristic of Eastern Asia, particularly China, where it is a very rare largely male, but infrequently girly name. Much less frequently, 久保 is the last name as well as the forename.
久保 is also a name for the fictitious and mythical characters: .