1. Department of Systems Innovation, Osaka University Graduate School of Engineering Science, Toyonaka, Japan
2. Department of Multimedia Engineering, Osaka University Graduate School of Information Science Technology, Suita, Japan
3. Gene Expression Laboratory - Evans (GEL-E), Salk Institute for Biological studies, La Jolla, CA, USA
4. Graduate School of Information Science and Technology, The University of Tokyo, Tokyo, Japan
5. Department of Developmental Neurobiology, Institute of Development, Aging, and Cancer and Graduate School of Life Sciences, Tohoku University, Sendai, Japan
6. Graduate School of Science and Engineering, Brain and Body System Science Institute, Saitama University, Saitama, Japan