T476.  Iron sukashi tsuba papered to Yagyu Kodai.  6 x 6.4 x .5 cm.  The nakago hitsu-ana is .8 x 2.5 cm.  This is a classic Yagyu design: crashing waves matching the Samurai spirit.  The paper was issued by the NTHK in 1990.  This tsuba comes with a box and pillow; condition is excellent.  $2,750.