Katana in Shirasaya, with Koshirae(NBTHK Tokubetsu Hozon paper) Signature : Awataguchi Omi Kami Tadatsuna(2nd generation)(Ikkanshi Tadatsuna) Shinto:Jyojyo saku ranking. Ryo wazamono cutting test ranking:Settsu province. (We divide 4 sections for each sword as Saijyo saku, Jyojyo saku Jyo saku and ...