Etymology and distribution of 木川.

Kikawa 【木川】^{レベル5
About 5,500}  The Japanese surnames etymology dictionary.

Chiba-ken . 熊沢 surname available.

Kigawa 【木川】^{レベル5
About 5,500}  The Japanese surnames etymology dictionary.

Okayama-ken Okayama-shi , Wakayama-ken .

① Convention . Abbreviation for Kumagai. The first element is from "Bear" of Kumagai. In Okayama-ken Okayama-shi tell Kumagai's descendant. 熊谷 Kumagai reference. Ibaraki-ken Takahagi -shi Takahagi told me that Tochigi-ken is a pioneer.

② Birth of Wakayama-ken southern part · Mie-ken south part (aka: Kumano). A place name with a record since the Nara period. In Wakayama-ken tells me that it came from Kumano. Estimated from tradition is a warring country era.