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Worldwide, Yuichi (Yuichi , ユウイチ , Юичи ) is quite a rare male first name. The first name Yuichi is characteristic of Japan, where it is quite a rare masculine name, France, where it is a very rare masculine name, and Indonesia. In absolute terms, the name is most common in Japan, China, and the United States. Much more frequently, Yuichi is the last name as well as the forename.
Yuichi is also a name for the fictitious and mythical characters: Yūichi Tachibana , the fictional character from Initial D.