Etymology and distribution of Japanese surnames.

The Japanese surnames etymology dictionary.
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日本姓氏語源辞典 第三版
在日通名大全

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山口県 山口市 上郷仁保津上の名字

About 20 【高田】7
About 20 【恒冨】3
About 20 【佐々野】5
About 20 【豊島】6
About 10 【井上】7
About 10 【清水】7
About 10 【佐々木】7
About 10 【関光】3
About 10 【豊嶋】5
About 10 【永堀】4
About 10 【宗本】4
Very rare 【五十川】5
Very rare 【井本】6
Very rare 【大谷】6
Very rare 【大橋】6
Very rare 【加藤】7
Very rare 【高下】5
Very rare 【佐藤】7
Very rare 【志賀】6
Very rare 【重村】5
Very rare 【白井】6
Very rare 【末弘】4
Very rare 【瀬原】3
Very rare 【武重】4
Very rare 【武波】3
Very rare 【告】3
Very rare 【道中】4
Very rare 【刀禰】4
Very rare 【虎谷】4
Very rare 【中村】7
Very rare 【二井】5
Very rare 【羽仁】3
Very rare 【林】7
Very rare 【藤田】7
Very rare 【村田】7
Very rare 【山根】6
Very rare 【鰐石】3