Main country
Japan
51,945 people
99% of total
Surname
Ishiyama
52,473 worldwide · 29 countries
52,473
Total population
29
Countries
1 in every 154,365
Frequency
Rarity
Moderate
Dispersion
Regional
Top countries
1
Japan
51,945
99%
2
Brazil
231
0.4%
3
United States
152
0.3%
4
Australia
64
0.1%
5
Peru
13
0%
World distribution
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