Etymology and distribution of 四十物谷.

Aimonoya 【四十物谷】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Okayama-ken .

① Okayama-ken Kurashiki-shi Birth of Aoe River. A place where the Aoji smith, who was in the Heian Period to the North / North Morning era, is a place of residence. Tradition in Shimane-ken western part (formerly Iwami-kuni).

※ Okayama-ken Okayama-shi Kita-ku Aoe is a place name with a record since the Edo period.

② Good neighbor . Hiroshima-ken Akitakata-shi Yoshida-machi Takanobu Akira origin. I used "blue" of Aomori. It is distributed in the same place.