Yukio Ohsawa Yoshiharu Maeno Akihiro Takaichi Yoko Nishihara Innovation Game as Workplace for Sensing Values in Design and Market. 823-828 2008 ICDM Workshops http://dx.doi.org/10.1109/ICDMW.2008.46 conf/icdm/2008w db/conf/icdm/icdmw2008.html#OhsawaMTN08