1. Department of Applied Chemistry Graduate School of Engineering Kyushu University 744 Motooka, Nishi-ku Fukuoka 819-0395 Japan
2. Japan Science and Technology Agency, ERATO Adachi Molecular Exciton Engineering Projectc/oOPERA
3. Center for Organic Photonics Electronics Research (OPERA) Kyushu University 744 Motooka, Nishi-ku Fukuoka 819-0395 Japan