1. Center for Organic Photonics and Electronics Research (OPERA) Kyushu University 744 Motooka Nishi Fukuoka 819‐0395 Japan
2. Japan Science and Technology Agency (JST) ERATO Adachi Molecular Exciton Engineering Project 744 Motooka Nishi Fukuoka 819‐0395 Japan
3. International Institute for Carbon Neutral Energy Research (WPI‐I2CNER) Kyushu University 744 Motooka Nishi Fukuoka 819‐0395 Japan
4. Education Center for Global Leaders in Molecular System for Devices Kyushu University 744 Motooka Nishi Fukuoka 819‐0395 Japan