Kan 【官】レベル3
About 70
The Japanese surnames etymology dictionary.
Nagano-ken , Saitama-ken , Toukyou-to .
① Nagano-ken Shiojiri-shi Originated from Minami Kumai · Kitakumai, a small figure of Katakaoka. A place name with a record since the Kamakura period. Saitama-ken Hiki-gun Hatoyama-machi Kumai is a stopover. A place name with a record since the Edo period. There was Mr. Kumai in the same place.
② Kouchi-ken Hata-gun Kuroshio-chou Introduction from Kumai. A place name with a record since the Azuchi-Momoyama period.
※ Fukuoka-ken was in the Tamagawa-gun during the North and the North. Tell him that the descendant of Mr. Kumagai called "Kumae" and "Kumai" as well. 熊谷 reference. 熊江 reference.