Matsuno Rokurō Saemon ［松野六郎左衛門］ (d. 1278): Also known as the lay priest Matsuno Rokurō Saemon. A follower of Nichiren who lived in the village of Matsuno in Ihara District of Suruga Province, Japan. His daughter married Nanjō Hyōe Shichirō, the father of Nanjō Tokimitsu. Nanjō Hyōe Shichirō and his family were strong followers and supporters of Nichiren. Matsuno converted to Nichiren’s teachings through his relationship with the Nanjō family. Though Matsuno had many children, the known members of his family are Matsuno Rokurō Saemon himself; his wife; his eldest son Rokurō Saemon-no-jō and his wife; Nichiji, another of Rokurō Saemon’s sons, who became one of the six senior priests named by Nichiren; and the daughter who married Nanjō. More than ten letters from Nichiren to the Matsuno family are extant.