Danjou 【弾正】2 The Japanese surnames etymology dictionary.
① Topography . From rich protruding land. Ibaraki-ken Kasumigaura-shi Hayateyoshi is based. The same place was in the Edo period in Okayama-ken Kurashiki-shi Toshima - cho Nishinoura. Niigata-ken Niigata-shi Kita Ward Nirosaki (Niizaki) was a place name with a record since the Edo period. It is distributed in the same place. Tell him that he was engaged in agriculture in the same area. Estimated in the Edo period. Kagoshima-ken Ibusuki-shi From the Toyosaki gate in the Yamakawa Nogawa system of the gate division system that was in the Edo period. It was in the Okinawa-ken period during the Ryukyu Kingdom. The Ryukyuan sound is Toyusati.