Etymology and distribution of 鯉河.

Koikawa 【鯉河】^{レベル2
About 10}  The Japanese surnames etymology dictionary.

Oosaka-fu Sen'nan-gun Misaki-chou , Tochigi-ken , topography . From the slope and the original. Nagano-ken . In Shimane-ken west (formerly Iwami-kuni) tell Fujiwara's descendant it called. Fujiwara has "Hara". 藤原 Fujiwara reference. In Kanagawa-ken (formerly Sagami), I tell him that Mr. Bando's descendant was called. There is "Saka" in Bando. 坂東 Bandou reference. Nagano-ken Iiyama-shi On the Yamagishi grounds I tell you that Izusawa's surname was also pioneered. 出沢 Dezawa reference. Toyama-ken Toyama-shi It was in the Edo period in Nishizakasaka Yao Town. Good neighbor . Oosaka-fu Sen'nan-gun Misaki-chou Honori is based.

Baekje system ※. There is a record of Sakahara in 761 (Tenpyo Treasure 5th year).