Katana in Shirasaya(NBTHK Tokubetsu Hozon paper) Signature : (Red signature) Rai Kunizane Honami (Kao)(Mistutada) Koto: Jyo saku: Yamashiro province. (We divide 4 sections for each sword as Saijyo saku, Jyojyo saku Jyo saku and regular saku) This mumei(Rai Kunizane) belongs ...