Ninshō
Ninshō was a Japanese Shingon Risshu priest during the Kamakura period. His was instrumental in reviving Ritsu Buddhism during this period, as well as establishing facilities to care for invalids. He was criticized by his contemporary Nichiren.
He is sometimes called Ninshō Ryōkan, or simply Ryōkan, as well. He was a disciple of Eison, another Ritsu priest of the period. He was born in Byōbunosato, Shikinoshimonokōri, Yamato Province, now part of Miyake in Nara Prefecture.