Etymology and distribution of 土用下.

Doyoushita 【土用下】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Ehime-ken , Nara-ken , Iwate-ken .

① Topography . Heterogeneous form of 樋之口 . It was in Azuchi Momoyama period in Kagoshima-ken .

② Nara-ken Originated from Fujino Gucho in the Sakurai-shi valley.

※ Iwate-ken Ninohe-gun I was in Warring States period in Higuchi of Ichinohe-machi . Iwate-ken Ninohe-gun Ichinohe-machi Ichinohe-machi Ichiguchi is a place of comparison. It was severed in the Edo period.

Doyoshita 【土用下】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Hiroshima-ken . Last name including "day", name of male including "trust" exist. Hiroshima-ken Higashihiroshima-shi Distributed in Hachinohe Matsu - cho.