Wakizashi in Shirasaya, with Koshirae. (NBTHK Tokubetu Hozon paper) for the Wakizashi and Koshirae. (NBTHK Tokubetu Kicho paper) for the Wakizashi and Koshirae. Signature : Nagasone Okimasa Shinto: Jojosaku: Saijo Oowazamono: Musashi. The blade was polished Blade length : 57.1 ...