Etymology and distribution of 土井川.

Doikawa 【土井川】^{レベル3
About 200}  The Japanese surnames etymology dictionary.

Ehime-ken Imabari-shi , Iwate-ken Oushuu-shi .

① Ehime-ken Imabari-shi Tamagawa Town originated from Hatui in Kuzatani's small character. Ehime-ken Imabari-shi Totomachi was in the Edo period in the Imabari clan of the Clan Office. 波頭 Surname is given.

② 羽東 irregular shape. Iwate - ken Oushuu - shi In Takayama Koyama tell her that he changed his name from Hanzendo surname to the end of the Edo period.

③ Good neighbor . Origin of Okayama-ken Okayama-shi Higashi-ku Hosho (old: Hano). A place name with a record since the Kamakura period. The place name was also written as "feather" in the North and South morning era. Hanano's "feather" is used.

Doigawa 【土井川】^{レベル3
About 200}  The Japanese surnames etymology dictionary.

Kagoshima-ken Ooshima-gun Isen-chou . Kagoshima-ken Ooshima-gun Isen-chou There is distribution in Sato. It was in the same place in 1879. It is the one surname of Amagi archipelago of Kagoshima-ken . 当 Atari reference.