In the same year, Ryoo stayed in the Sorin-ji Temple of Kozuke Province (present-day Shibukawa City [formerly called Komochi-mura], Gunma Prefecture) and conduct hard ascetic practices for 100 days long, so he stopped eating cooked food and stayed in the temple praying to Suwa Myojin (great god).
そして、同年上野国雙林寺(渋川市)（群馬県渋川市（旧子持村））において100日間、火食を断じて諏訪明神に参篭する荒修行をおこなった。