Main country
Japan
91,235 people
98.5% of total
Surname
Oikawa
92,590 worldwide · 35 countries
92,590
Total population
35
Countries
1 in every 87,482
Frequency
Rarity
Moderate
Dispersion
Regional
Top countries
1
Japan
91,235
98.5%
2
Brazil
693
0.7%
3
Canada
250
0.3%
4
United States
163
0.2%
5
Singapore
77
0.1%
World distribution
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