1. Department of Polymer Science and Engineering; Yamagata University Faculty of Engineering; 4-3-16 Jonan Yonezawa City Yamagata 992-8510 Japan
2. Innovative Flex Course for Frontier Organic Material Systems (iFront); Yamagata University Graduate School of Science and Engineering; 4-3-16 Jonan Yonezawa City Yamagata 992-8510 Japan
3. Japan Science and Technology Agency (JST); 4-1-8, Honcho Kawaguchi Saitama 332-0012 Japan