A TANTO, the blade hirazukuri with sakizori, iorimune, itame hada with ji-nie, komidare hamon of nie with tobiyaki and sunagashi, machi-okuri (2cm.) nakago signed Nobukuni Yoshimasa, 19th century, 35.4cm., in a textured red ebisaya with silvered brass kojiri, silvered brass ishimeji fuchi-kashira, similar tsuba carved as a puppy and seashell, gilt crayfish menuki, shiiremono kozuka, 19th century