Etymology and distribution of 楯.

Tate 【楯】^{レベル5
About 2,500}  The Japanese surnames etymology dictionary.

Chiba-ken , Hokkaidou , Okinawa-ken . There is fukawa with Kanagawa-ken .

① Okayama-ken Tsuyama-shi The birthplace of Togawa (Togawa) town. A place name with a record since the Warring States Period. Last name was also written as "Togawa". 戸川 Togawa reference. Chiba-ken Ichikawa-shi In the Kunibarai it is said that West Aichi-ken (Owari Owari) is out.

② Abstract . Abbreviation of Tomita. The first element comes from "wealth" of Tomita. Tochigi-ken Yaita-shi In Otsuki, Tomita who came to 1574 (Tensho 2nd year) tells us that he was renamed using "river" from Arakawa flowing in the same place as Tomita's "wealth". 富田 Tomita reference.

③ Abbreviation for Tomizawa. Saitama-ken Chichibu-shi · There is a belief that in Chichibu-gun it was renamed with Tomizawa surname "wealth" left. Estimated in the Edo period. 富沢 Tomizawa reference.

④ Topography . From the river "rich" of the character. It was in the Okinawa-ken period during the Ryukyu Kingdom. The Ryukyuan sound is Timigger.