2007-03-09 集団即興演奏 集団即興演奏 http://cutuplog.cocolog-nifty.com/videolog/2006/08/drubyrubyjsyn_d357.htmlhttp://arton.no-ip.info/collabo/backyard/?ruby%A4%AC%B3%DA%B4%EF%A4%CB%A1%A9%A1%A2rjb%A4%C8Jsyn%A1%A3J-MAX http://sourceforge.net/project/showfiles.php?group_id=26076