Main country
Japan
2,114 people
91.4% of total
Surname
Tomooka
2,313 worldwide · 4 countries
2,313
Total population
4
Countries
1 in every 3,501,946
Frequency
Rarity
Rare
Dispersion
Local
Top countries
1
Japan
2,114
91.4%
2
United States
158
6.8%
3
Brazil
40
1.7%
4
China
1
0%
World distribution
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