Etymology and distribution of 古馬.

Furuuma 【古馬】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Kagoshima-ken , Kagawa-ken , Oosaka-fu .

① There is 山上 surname. It was in the Okayama-ken during the Warring States Period.

② Kagoshima-ken Minamisatsuma-shi Kusatsu- machi birthplace of Kataura Yamanashi. It is distributed in the same place.

③ Kagoshima-ken Kirishima-shi Originated from Yamasami, a small figure of Kunisaki Hisaku. There was a Yamagami gate of the gate division system in the Edo period in the same place.

④ Hyougo-ken Sumoto-shi Originated from Yamanokami (Yamanokami) in Uchihara below Shimogami- cho.

Koba 【古馬】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Chiba-ken Abiko-shi · Toukyou-to Adachi-ku . Chiba-ken Abiko-shi Distributed in Fossa. Fukushima-ken Iwaki-shi The old castle ruins were in the Edo era at the clan of Iwaki Ping of the Clan office.

Furuma 【古馬】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

大和谷 Yamatoya reference.