1. Institute for Virus Research, Kyoto University, Shogoin-Kawahara, Sakyo-ku, Kyoto 606-8507, Japan.
2. The Hakubi Center, Kyoto University, Kyoto 606-8302, Japan.
3. World Premier International Research Initiative–Institute for Integrated Cell-Material Sciences (WPI-iCeMS), Kyoto University, Kyoto 606-8501, Japan.
4. Japan Science and Technology Agency, Precursory Research for Embryonic Science and Technology (PRESTO), 4-1-8 Honcho, Kawaguchi, Saitama 332-0012, Japan.
5. Japan Science and Technology Agency, Core Research for Evolutional Science and Technology (CREST), 4-1-8 Honcho, Kawaguchi, Saitama 332-0012, Japan.
6. Department of Physics, Graduate School of Science, The University of Tokyo, Tokyo 113-0033, Japan.
7. Department of Information Sciences, Ochanomizu University, Tokyo 112-8610, Japan.