Etymology and distribution of 内黒.

Uchiguro 【内黒】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Kagoshima-ken Ooshima-gun Isen-chou , Kagoshima-ken Kirishima-shi . Kagoshima-ken Ooshima-gun Isen-chou Itsu is based. Kagoshima-ken 's same name in Amami archipelago in Kagoshima-ken is permanent. 永 Naga reference. Kagoshima-ken Kirishima-shi Distributed in Hayato-cho Ohama. There is the era of 1141 to 1142 (Year of the year).

* Tell him that his descendant called Mr. Iio. Estimated early in the Edo period. 飯尾 Iio reference.