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Family name Kumiko (Kumiko
, クミコ
, 久美子
, among others...) , in all the world, is a common cognomen. The surname Kumiko is characteristic of Japan, where it is quite a common surname, Taiwan, where it is quite a rare surname, and Belgium, where it is a rare surname. Not in comparison with a country's population, it most frequently occurs in Japan, Taiwan, and Indonesia. Much less frequently, Kumiko is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kumiko | Japan, Taiwan, Indonesia, United States, China |
| クミコ | Japan |
| 久美子 | China |
| Кумико | Russia |