Ninsho learned the religious doctorines once again, built Jose-in Temple in 1240 and practiced charities like relief of Hansen's disease patients, and participated in social work such as helping the Hinin (one group comprising the lowest rank of Japan's Edo-period caste system, often ex-convicts or vagrants) by repairing the Hidenin Temple, and while doing so, he took part in propagation of Ritsu sect.
忍性は教学を学びなおしながら、1240年に常施院を設け、ハンセン氏病患者らの救済などの慈善活動、悲田院を改修して非人救済を行うなどの社会事業を行い、この間に律宗布教にも努めた。