Rikka Sunamono arrangement at Colorado Garden and Home Show in Denver Convention Center Posted on 02/20/2012 by Kazuko Kozai 1327Ikebana International Denver Chapter (#66) members setup flower arrangements at Colorado Garden and Home Show in Denver Convention Center February 18-19, 2012. My student, Bill Stufflebeem, and I made a Rikka Sunamono arrangement there. Post Views: 1,831