Etymology and distribution of Japanese surnames.

The Japanese surnames etymology dictionary.
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岡山県 笠岡市 入田の名字

About 130 【関藤】4
About 90 【佐藤】7
About 70 【西江】5
About 60 【瀬戸】6
About 50 【金政】4
About 40 【岡田】7
About 20 【秀平】4
About 10 【坂本】7
About 10 【傍田】3
About 10 【田辺】6
About 10 【花川】4
Very rare 【信原】4
Very rare 【徳永】6
Very rare 【藤井】7