Katana in Shirasaya Signature :Musashikoku Junin Yoshiwara Yoshihindo Dou Otouto(brother) Yoshihara Souji Ichimon Shimizu Yoshitsugu Sannin Gassaku. (made by 3 persons) Showa Mizunoto-Ushi May 29th(1973) Kokumu Daijin Bouei cho Choukan Yamanaka Sadanori Kakka (Minister of State, chief of the Japan ...