1. Department of Chemistry and Materials Science, Graduate School of Science, Osaka City University, Osaka 558-8585, Japan
2. Department of Physics, Kinki University, Higashiosaka, Osaka 577-8502, Japan
3. Research Center for Quantum Computing, Interdisciplinary Graduate School of Science and Engineering, Kinki University, Higashiosaka, Osaka 577-8502, Japan
4. Light-Matter Interactions Unit, OIST Graduate University, Onna, Okinawa 904-0495, Japan