Tsuba:(NBTHK Hozon Paper) Mei (signature) : mumei(Unsigned)(Kamiyoshi) Length : 8.16 cm x 7.87 cm ( 3.21 inches x 3.09 inches) Thickness of rim: 0.50cm ( 0.19 inches) Jidai(era) : Edo period. Weight: 118grams. Special feature: Round shape iron Tsuba, bamboo is engraved with ...