Surname Sugioka (Sugioka 
, Сугиока 
) , all over the world, is a rare last name. The surname Sugioka is habitual in Japan, where it is a very rare surname, the United States, and Pakistan. Likewise, Sugioka is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sugioka | Japan, China, United States, Pakistan, Brazil |
| Сугиока | Russia |
| michio sugioka (b. 1933) |
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| kenji sugioka researcher |
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| koji sugioka researcher ORCID 0000-0001-9549-9139 |
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| shinako sugioka Japanese psychologist |
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| koji sugioka researcher (ORCID 0000-0001-5833-1118) |
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| hiroko sugioka researcher ORCID ID = 0000-0003-1883-4049 |
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| ichiro sugioka Ph.D. California Institute of Technology 1991 |
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| hiroko sugioka |
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