Etymology and distribution of 相信.

Ainobu 【相信】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Tochigi-ken , Fukushima-ken , Gunma-ken .

① 相原 's variant. In the Shizuoka-ken Chubu (formerly Suruga country) during the Warring States period, Gunma-ken Kiryuu-shi was in Edo period in Aioi Town. Tokushima - ken Itano - gun Aizumi - chou Otsase, Tokushima - ken Tell Tokushima - shi that Kita Taka handled indigo. Estimated in the Edo period.

② Ooita-ken Nakatsu-shi Originated from Aihara (Aihara). A place name with a record since the Edo period. The place name was also written as "Aihara." It is distributed in the same place. Ooita-ken Nakatsu-shi was in the Warring States Period.