Kaidan-in of the Todai-ji Temple was also built for a permanent ordination platform, and after that, in 761, Kaidan platforms were constructed at Kanzeon-ji Temple in Dazaifu (present day in Fukuoka Prefecture in Kyushu) and at Yakushi-ji Temple of Shimotsuke Province (Shimotsuke City, north of present day Tokyo) so that todan-jukai might be conferred from the east to the west part of Japan; as a result, the Vinaya precepts system had rapidly developed.
併せて、常設の東大寺戒壇院が建立され、その後761年（天平宝字5年）には日本の東西で登壇授戒が可能となるよう、大宰府観世音寺および下野国薬師寺(下野市)に戒壇が設置され、戒律制度が急速に整備されていった。