Etymology and distribution of 古河.

Furukawa 【古河】^{レベル5
About 3,800}  The Japanese surnames etymology dictionary.

Hiroshima-ken , Okinawa-ken , Nagano-ken .

① There is Yoshiraira in the name of a man. In Okinawa-ken during the Ryukyu Kingdom era, Nagano-ken Matsumoto-shi , Kagoshima-ken Nishinoomote-shi It was in Edo era in reconciliation . Good neighbor . Hyougo-ken Tanba-shi Distributed in the west middle of Ice - on-cho.

② Tokushima-ken Katsuura-gun Kamikatsu-chou Fukuhara Yoshihe Plain origin. Tokushima-ken Katsuura-gun Kamikatsu-chou Tell him that in Fukuhara it was called during the Edo period.

Koga 【古河】^{レベル5
About 3,800}  The Japanese surnames etymology dictionary.

Gunma-ken . 山洞 surname.

Kokawa 【古河】^{レベル5
About 3,800}  The Japanese surnames etymology dictionary.

Toyama-ken Himi-shi , Nara-ken . Ishikawa-ken Hakui-gun Houdatsushimizu-chou Birth from Kitaura. In the Kamakura period the name of the place with a record as "Shio". Toyama-ken Himi-shi There is Koura (coulor) in the small letter of Kume. Place name also pronounced Shiho.

Kogawa 【古河】^{レベル5
About 3,800}  The Japanese surnames etymology dictionary.

Fukuoka-ken · Ishikawa-ken , Akita-ken .

① There is 塩井 surname.

② Korean type . It was Akita-ken Akita-shi and was named after the name in 1974. The real name is Korea. 韓 Kan reference.