Etymology and distribution of 広兼.

Hirokane 【広兼】^{レベル4
About 1,800}  The Japanese surnames etymology dictionary.

谷田海 Yatagai reference.

Hirogane 【広兼】^{レベル4
About 1,800}  The Japanese surnames etymology dictionary.

Iwate-ken , Aomori-ken , Hokkaidou .

① Iwate-ken Iwate-gun Shizukuishi-chou Origin of the valley.

② Iwate-ken Toono-shi Origin of Isabuchi- cho Noguchi valley.

③ Yamagata-ken Nishimurayama-gun Originated from the valley of Kahoku-chou . A place name with a record since the Warring States Period.

④ Fukushima-ken Ishikawa-gun Ishikawa-machi Origin of valley (Yaji). A place name with a record since the Edo period. The place name was also written as "land". Tochigi-ken Ootawara-shi Tradition in Sukagawa. Yachi is the common language of Japan and Ainu, meaning "low wetland".