Etymology and distribution of Japanese surnames.

The Japanese surnames etymology dictionary.
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秋田県 湯沢市 川連久保の名字

About 70 【沓沢】5
About 60 【高橋】7
About 50 【佐藤】7
About 30 【樋渡】5
About 20 【阿部】7
About 20 【須田】6
About 20 【滝】6
About 10 【小野寺】6
About 10 【沓澤】4
About 10 【近野】5
About 10 【佐々木】7
Very rare 【浅野】6
Very rare 【井上】7
Very rare 【市川】6
Very rare 【大関】5
Very rare 【金沢】6
Very rare 【近藤】7
Very rare 【古関】5
Very rare 【後藤】7
Very rare 【小西】6
Very rare 【小松】6
Very rare 【酒井】7
Very rare 【藤原】7
Very rare 【根元】4
Very rare 【皆川】6