Okimoto 【沖本】5 The Japanese surnames etymology dictionary.
Shizuoka-ken · Oosaka-fu Toyonaka-shi . Terrain . Act from behind and from the rice. Shizuoka-ken Hamamatsu-shi In the middle part of Sakuma-cho, Tenryu-ku, tell him that he carried the Jizo which had flowed in the flood of the Tenryu River flowing through the area. Estimated in the Edo period. Oosaka-fu Tell toyonaka-shi that it had been called since around 997 (Changde 3 years). Oosaka-fu Toyonaka-shi It was in the Edo period in Kumano-cho.