Etymology and distribution of 澤開.

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

Okinawa-ken , Hyougo-ken , Saitama-ken .

① Okinawa-ken Miyakojima-shi The birthplace of the castle river (Uruka). A place name with a record since the Kingdom of the Ryukyus. Rukka sound is also Uruka.

② Hyougo-ken Awaji-shi Originated from the small sand river of the harbor .

③ Hyougo-ken Takasago-shi Originated from the middle sandy minaru sand river.

④ Toukyou-to Tachikawa-shi Birth of Sunagawa-cho. The place name which we called "Sunagawa Nitta" in the Edo period. Chiba-ken Kashiwa-shi Tradition in Otodonada. There is a tradition that it used to rename from the Murano surname at the time of Meiji New surname by using the place name separately. 村野 Murano reference.

⑤ Tochigi-ken Oyama-shi In Tojigyo it is said that southern Ishikawa-ken (formerly Kaga) is out.

⑥ Iwate-ken Kuji-shi Yamagata Town originated from the small -sized river in a small country. Tradition on the same place.