Koto, Chikuzen no kuni (Ryakuo:1338)
Soshu , Tokubetsu Juyo, Sai-jo saku
SA11 TTp237, ¥20M
Given name Saemonzaburo, said to have taken the name of Yasuyoshi. The signature \\"Sa\\" is said to come from the first character of his given name. One of 10 brilliant students of Masamune. Son of Jitsua, g-son of Sairen. One of the greatest of the Juttetsu, his work style shows a marked change similar to Shizu before and after his encounter with the great teacher.