1. Institute for Chemical Research, Kyoto University, Uji, Kyoto 611-0011
2. Mikuni Laboratory at Tokyo University, Mikuni Color Ltd., 4-6-1 Komaba, Meguro-ku, Tokyo 153-8904
3. Department of General Systems Studies, Graduate School of Arts and Sciences, The University of Tokyo, Komaba, 3-8-1 Meguro-ku, Tokyo 153-8902
4. Precursory Research for Embryonic Science and Technology (PRESTO), Japan Science and Technology Agency, 4-1-8 Honcho, Kawaguchi, Saitama 332-0012