Etymology and distribution of Japanese surnames.

The Japanese surnames etymology dictionary.
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高知県 四万十市 井沢の名字

About 60 【宮村】5
About 30 【沖】6
About 20 【加用】4
About 20 【福原】6
About 20 【山本】7
About 20 【江口】6
About 20 【岡本】7
About 20 【山崎】7
About 10 【東】6
About 10 【伊豆】5
About 10 【伊与田】5
About 10 【佐田】5
About 10 【中山】7
About 10 【西沢】6
About 10 【浜田】6
About 10 【新谷】6
About 10 【岩井】6
About 10 【尾崎】6
About 10 【芝】5
About 10 【千谷】4
About 10 【茶畑】4
About 10 【藤倉】5
About 10 【西井】5
About 10 【野並】4
About 10 【前田】7
About 10 【松本】7
About 10 【横山】7
About 10 【和田】7
Very rare 【朝日】5
Very rare 【朝比奈】5
Very rare 【安光】4
Very rare 【市川】6
Very rare 【茨木】5
Very rare 【今倉】4
Very rare 【伊与木】4
Very rare 【上岡】5
Very rare 【宇都宮】6
Very rare 【浦田】6
Very rare 【永野】6
Very rare 【大谷】6
Very rare 【岡上】5
Very rare 【岡田】7
Very rare 【岡村】6
Very rare 【小椋】6
Very rare 【長谷】6
Very rare 【柿葉】3
Very rare 【金子】7
Very rare 【川田】6
Very rare 【北村】6
Very rare 【清水】7
Very rare 【国本】5
Very rare 【隈元】5
Very rare 【倉持】6
Very rare 【黒川】6
Very rare 【黒田】6
Very rare 【酒井】7
Very rare 【堺】5
Very rare 【敷地】4
Very rare 【武政】5
Very rare 【田城】4
Very rare 【田中】7
Very rare 【田村】7
Very rare 【都築】6
Very rare 【東近】2
Very rare 【遠山】6
Very rare 【徳田】6
Very rare 【富永】6
Very rare 【永橋】5
Very rare 【中村】7
Very rare 【西内】5
Very rare 【西岡】6
Very rare 【二宮】6
Very rare 【枇杷原】2
Very rare 【益井】4
Very rare 【松浦】6
Very rare 【宮下】6
Very rare 【森】7
Very rare 【森下】6
Very rare 【山沖】4
Very rare 【山下】7
Very rare 【吉岡】6
Very rare 【米津】5