Etymology and distribution of 古濱.

Kohama 【古濱】^{レベル2
About 40}  The Japanese surnames etymology dictionary.

Chiba-ken Sousa-shi · Toukyou-to . 始関 Surname is present.

Furuhama 【古濱】^{レベル2
About 40}  The Japanese surnames etymology dictionary.

Fukuoka-ken , Oosaka-fu , Nagano-ken . Distribution including Owa.

Originated from Nara-ken (formerly Yamato). Place name with a record since the Kofun period. Iwate - ken Iwate - gun Shizukuishi - chou Downtown, Iwate - ken Kitakami - shi has passed down. Miyagi-ken Watari-gun Yamamoto-chou Sakamoto Ichi In the Kitaniya area tell the story from Yamato Mamoru's title derived from Nara-ken . Yamaguchi-ken Hagi-shi Horiuchi was in the Edo period in the Choshu clan of the clan office.

② Kagoshima-ken Ooshima-gun Yamato-son birthplace of Yamato beach. A place name with a record since the Edo period.

③ variant of 岩松 . Gunma-ken Isesaki-shi Iwamatsu (Iwamatsu) in Sanno-machi I will tell you that I started to pronounce my last name Yamatsu, Yamato. Estimated in the Edo period. 岩松 Iwamatsu reference.

④ 大輪 variant of. Owa is mainstream in Nagano-ken . Nagano-ken Suwa-shi Takashima was in the Edo period in the Suwa clan in the Clan Office. 大輪 Oowa reference.