Etymology and distribution of 尾入.

Oiri 【尾入】^{レベル3
About 90}  The Japanese surnames etymology dictionary.

Ooita-ken Bungooono-shi , Fukuoka-ken Kurume-shi . 岡部 's variant.

※ Gunma-ken Takasaki-shi There is a record in Kamitida-machi from 1457 to 1461 (Nagaro years). In the same place there is a record of Mr. Osakabe in 1597 (Keicho 2). 長壁 Osakabe reference.