Etymology and distribution of 岡垰.

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

Toyama-ken , Hyougo-ken , Hokkaidou .

① Toyama-ken Imizu-shi Origin of development (Kaihatsu). A place name with a record since the Edo period. From the same place told that I moved to the Toyama-ken Imizu-shi Kosugi in the Edo period and used the developer's shop name. Toyama-ken Takaoka-shi development (Kaihatsu) Honcho is a place name with a record since the Edo period. Toyama-ken Takaoka-shi Fukuoka Town Opening (Kaihatsu) is a place name with a record since the Edo period. The notation of the Edo period was renamed "Opening" in 1879 in "Development".

② Birth of Toyama-ken Toyama-shi Mizuhashi Development (Kaihatsu). The place name which we called "Takano development village" in the Edo period.

③ Topography . From the land we developed. Hyougo-ken Himeji-shi Nakasura Sakagami is based.

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

Hyougo-ken Ibo-gun Taishi-chou , Hyougo-ken Himeji-shi . Terrain . Variant of 開発 . Hyougo-ken Ibo-gun Taishi-chou Hara is based.