Kanemaki Jisai and Sasaki Kojirō were both a what of respective fields of study?
Kanemaki Jisai Kanemaki Jisai (鐘巻 自斎 , c.1536 – 1615) was a master of the Chujō-ryū fighting style. He was a student of Toda Seigen and teacher to Itō Ittōsai (possibly also Sasaki Kojirō).
Ichijō Kanesada Ichijō Kanesada (一条 兼定 , 1543 – July 27, 1585) was the succeeding ruling head over Ichijō family's Tosa Province, throughout the late Sengoku period of Feudal Japan.