Main country
Japan
64,650 people
97.5% of total
Surname
Okuyama
66,291 worldwide · 27 countries
66,291
Total population
27
Countries
1 in every 122,189
Frequency
Rarity
Moderate
Dispersion
Regional
Top countries
1
Japan
64,650
97.5%
2
Brazil
1,300
2%
3
United States
189
0.3%
4
Peru
47
0.1%
5
Singapore
32
0%
World distribution
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