Professor Hiroshi Asako from Waseda University , Itaru Yamanaka from Kumamoto University, Ichiro Nitta from the University of Tokyo, Kyoko Goto from Kokushikan University,Associated Professor Okamatsu Akiko from Hosei University, Natsuko Fujino from Chiba University of Commerce, Assistant Professor Hsiuhua Chiang and Visiting Research Associate from Waseda University visited JPTI on Feb. 9th, 2010.