1. University of Fribourg, Fribourg, Switzerland
2. Waseda University, Tokyo, Japan
3. School of Innovation Design, Guangzhou Academy of Fine Arts,
Guangzhou, China
4. Japan Womens' University, Tokyo, Japan; Waseda University, Tokyo, Japan
5. University of Vienna, Vienna, Austria; Japan Society for the Promotion of Science, Tokyo, Japan; Waseda University, Tokyo, Japan