Etymology and distribution of Japanese surnames.

The Japanese surnames etymology dictionary.
https://play.google.com/store/apps/details?id=info.jigensha.jcedfreeGoogle Play で手に入れよう https://apps.apple.com/us/app/id1471109324
↑オフライン検索できるアプリもどうぞ

栃木県 栃木市 臼久保の名字

About 30 【大橋】6
About 30 【田村】7
About 30 【川津】5
About 10 【奈良部】4
About 10 【膝井】2
About 10 【小菅】6
About 10 【野口】6
About 10 【森戸】5
Very rare 【高久】5
Very rare 【森田】7