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Cognomen Junichiro (Junichiro
) , in the world, is a rare family name. The family name Junichiro is characteristic of Singapore, where it is a rare surname, Japan, where it is a very rare surname, and Cambodia. In absolute terms, it is commonest in China, Japan, and Singapore. Also, Junichiro is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Junichiro | Singapore, Brazil, Japan, United States, China |
Jun'Ichiro, Koizumi, Tanizaki, and Йуничиро