Kanemaki Jisai and Sasaki Kojirō were both a what of respective fields of study?
Sasaki Kojirō Sasaki Kojirō (佐々木 小次郎 , also known as Sasaki Ganryū) (1585? – April 13, 1612), often anglicised to Kojirō Sasaki, was a prominent Japanese swordsman widely considered a master of his craft, born in Fukui Prefecture. He lived during the "Sengoku" and early "Edo" periods and is most remembered for his death while battling Miyamoto Musashi in 1612.
Hinako Sugiura Hinako Sugiura (杉浦日向子 , Sugiura Hinako , November 30, 1958 – July 22, 2005) was a manga artist and researcher in the lifestyles and customs of Japan's Edo period. Born Junko Suzuki in Minato, Tokyo, into a tradition-steeped family of kimono merchants, she studied design and took an increasing interest in old Japan. She attended Nihon University, but gave up her formal studies to pursue research under the direction of author Shisei Inagaki. Inagaki specialized in the Edo period and taught Sugiura how to do the background surveys that would later ensure the historical accuracy of her manga and other works.