Etymology and distribution of 秀石.

Hideishi 【秀石】^{レベル3
About 60}  The Japanese surnames etymology dictionary.

Toukyou-to Meguro-ku . Yamaguchi-ken Hagi-shi Horiuchi was a Choshu clan in the clan office became governor of the shogunate in 1864 (first year of Genji) and was renamed Kosuke Mori in 1865 (the first year of Keio). Yamaguchi-ken Yamaguchi-shi Ouchi Mori is a place name with a record in the notation of "San mo mo" in the Muromachi Period. 太田 Oota reference.