Etymology and distribution of 加土井.

Kadoi 【加土井】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Nagano-ken . Nagano-ken Matsumoto-shi Birth of Azusagawa Asuka. A place name with a record since the Warring States Period. Kyou is a deciduous tree of a cherry tree of the genus Rosacea of the origin of the cinnabar.

※ Occupation . Toyama-ken Toyama-shi Honmaru was in the Edo era at the Toyama clan's doctor's office. The doctor said that Mr. Murata who came from Nagasaki-ken Nagasaki-shi called from the apricot of Kyorin (Kyorin), a doctor's name, in the Edo period. The pronunciation is Kyou. 村田 Murata reference.