Etymology and distribution of Japanese surnames.

The Japanese surnames etymology dictionary.
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新潟県 長岡市 赤谷の名字

About 200 【佐藤】7
About 200 【中沢】6
About 80 【馬場】6
About 40 【井良沢】3
About 30 【椎谷】5
About 20 【那須】6
About 20 【陶山】5
About 10 【酒井】7
About 10 【高山】6
About 10 【篠田】6
About 10 【高橋】7
About 10 【中澤】6
About 10 【原田】7
About 10 【福王寺】3
About 10 【諸橋】5
Very rare 【石沢】5
Very rare 【小林】7
Very rare 【木星】2
Very rare 【佐次】3
Very rare 【鈴木】7
Very rare 【原】7
Very rare 【増田】6
Very rare 【安井】6