Josho was promoted to Gon-Risshi (generally in Shingon sect, fifteenth-ranking Buddhist priest, literally, "supernumerary master of discipline") in the year 966 and ascended to the rank of Daisozu (the highest rank of Buddhist priesthood) in the year 979.
966年（康保3年）に権律師、979年（天元(日本)2年）には大僧都に昇任している。