Etymology and distribution of 新解.

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

Saitama-ken , Toukyou-to , Nagano-ken .

① Origin of Chiba-ken Tomisato-shi Tachibana. A place name with a record since the Edo period.

② Ibaraki-ken Moriya-shi Origin of Tachibana. A place name with a record since the Edo period. Last name was also written as "Ryusawa."

③ It was in the Edo period in Nagano-ken Matsumoto-shi . Tell him from a small place name on the same place. Location unknown. In Okada of Nagano-ken Matsumoto-shi tells that it changed from Osawa surname. Estimated in the Edo period. 大沢 Oosawa reference.