Kawabata Hiroshi | Young Researchers Education Center, Hiroshima University, Higashihiroshima, Hiroshima 739-8512, Japan

Venture Business Laboratory, Kyoto University, Kyoto 606-8501, Japan

Young Researchers Education Center, Hiroshima University, Higashihiroshima, Hiroshima 739-8512, Japan

Division for General Education, Center for Research and Advancement in Higher Education, Kyushu University, Fukuoka 819-0395, Japan

General Education Department, Faculty of Engineering, Kogakuin University, Hachioji, Tokyo 192-0015, Japan

Venture Business Laboratory, Kyoto University, Kyoto 615-8510, Japan