K177.  Iron sukashi tsuba.  6.5 x 6.7 x .4 cm.  The nakago hitsu-ana is .8 x 2.2 cm.  A classic design: 3 cranes in flight with crossed wing tips.  This is signed Yoshi something (sorry, I can’t make out that 2nd Kanji).  Nice patina, good condition.  $275.