1. Division of Electrical, Electronic and Infocommunications Engineering Graduate School of Engineering Osaka University Osaka Japan
2. Extreme Natural Phenomena RIKEN Hakubi Research Team Cluster for Pioneering Research RIKEN Saitama Japan
3. Faculty of Science and Engineering Kindai University Osaka Japan
4. Department of Electrical Engineering Kobe City College of Technology Hyogo Japan
5. Department of Electrical, Electronic and Computer Engineering Gifu University Gifu Japan
6. Kobayashi‐Maskawa Institute for the Origin of Particles and the Universe Nagoya University Aichi Japan
7. Private Company Singapore Singapore
8. Nuclear Science and Engineering Center Japan Atomic Energy Agency Ibaraki Japan