When he became 17 years old, Myoryu entered Yagoto Mountain Kosho-ji Temple and received Gusokukai (taking the full precepts), then was bestowed Jisho (document with the emperor's seal) from Jodo sect Chinzei-ha Shirahata-ryu School in the same year.
17歳となったとき八事山興正寺に入って具足戒を受け、同じ年に浄土宗鎮西派白旗流の璽書を受ける。