Iwami 【石見】5 The Japanese surnames etymology dictionary.
Aichi-ken Shinshiro-shi , Shizuoka-ken Hamamatsu-shi . There is a word of contract. Aichi-ken Shinshiro-shi It was in Edo era in the same color as Shichigo -shi . In Aichi - ken Shinshiro - shi there is a transmission with Shizuoka - ken Hamamatsu - shi Tenryu ku Sakuma - cho Urakawa.