Hosozawa 【細沢】4 The Japanese surnames etymology dictionary.
Toyama-ken . Toyama-ken Kurobe-shi There is distribution in Shakado. There is Ya Nakata as a small bowl in the same place. The pronunciation in the estimation of the place name is Yatsuuda. In Toyama-ken tells that it was called from 1865 to 1868 (Keio years).