1. Department of Physics (Biophysics Section), Faculty of Science, Tokyo University of Science
2. Department of Physics, Faculty of Science and Engineering, Waseda University
3. Present address: Quantitative Mechanobiology Laboratory, Center for Frontier Research, National Institute of Genetics
4. Present address: Nanobiotechnology Laboratory (Food Engineering Division), National Food Research Institute, National Agriculture and Food Research Organization
5. Present address: Hokuriku Industrial Advancement Center
6. Department of Electronic Engineering, Shibaura Institute of Technology
7. Deceased