Etymology and distribution of 入石.

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

Hyougo-ken Koube-shi Higashi Nada Ward. Last name including "fish", 藤原 surname. Hyougo-ken Koube-shi Distributed in Uonishi Nishi-cho, Higashinada Ward. Uomasaki is a place name with a record since the North and the North. 藤原 Fujiwara reference.