3. Hirata Jinbei,
1st Shimizu master Tsuba depicting an owl on a tree in Suemon Zogan, Juyo Tosogu. Ex coll. Hosokawa Gyobu-ke, Komeno Kenichi, Publ. “Higo Kinko Taikan”, “Higo no Kinko”, “Works of Hirata and Shimizu” by Itô Mitsuru, exhibited 1953 Matsusakaya, first exhibition of Kodogu after WW II, exh. at Tokyo National Museum, exh. At Kumamoto Bijutsukan, aso. Also other works by this particular Master and his descendants,
Manifold standard literature published Sukashi tsuba throughout the ages from famous Japanese collections, exhibited at the Sword Museum Tokyo, Sano Museum, Mishina and other places including Juyo Tosogu
4. Awataguchi Norikuni-
A daito with three attributions to the smith, including a sayagaki by Tanobe Michiro Sensei in which he describes it as “A Master Work of the Kamakura period”.
There are eight Norikuni blades on the Juyo register four are tanto (three have progressed to Tokubetsu Juyo). There are 3x Juyo bunkasai and 3xJuyo bijutsu-hin and 1, a signed daito, Kokuho.