Etymology and distribution of 道管.

Doukan 【道管】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Hiroshima-ken , Toyama-ken , Oosaka-fu .

① Topography . From the place to pump beaches and water. In Toyama-ken Himi-shi Shimao tells that he was engaged in agriculture and fishery. Estimated in the Edo period. The land faces the Sea of Japan. Hiroshima-ken Hiroshima-shi Naka-ku Kamamachi was in the Edo period in the Hiroshima samurai of the Clan office. Hiroshima-ken Hatsukaichi-shi Distributed in Kushido. The land faces the Seto Inland Sea.

② Topography . Mie - ken Matsusaka - shi Ii Takamachi Kanji tells us that it managed the launch field and that there was a designation of "Hamai Place".