Katana in Shirasaya (NBTHK Hozon Paper) Signature : Mumei (Dotanuki) Sue-Koto:Chujyo-Saku:Higo (We divide 4 sections for each sword as Saijyo saku, Jyojyo saku Jyo saku and regular saku. This Dotanuki belongs to Jyojyo saku ranking.) The blade has high quality ...