Main country
Japan
15,085 people
97% of total
Surname
Iwase
15,552 worldwide · 23 countries
15,552
Total population
23
Countries
1 in every 520,833
Frequency
Rarity
Moderate
Dispersion
Regional
Top countries
1
Japan
15,085
97%
2
United States
139
0.9%
3
Brazil
116
0.7%
4
Hong Kong
71
0.5%
5
Nigeria
35
0.2%
World distribution
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