1. Department of Physics, Tokyo Metropolitan University, Hachioji, Tokyo 192-0397, Japan
2. International Center for Materials Nanoarchitectonics (MANA), National Institute for Materials Science, Tsukuba, Ibaraki 305-0047, Japan
3. University of Tsukuba, Tsukuba, Ibaraki 305-8577, Japan
4. Faculty of Engineering, Hokkaido University, Sapporo 060-8628, Japan
5. Foundational Quantum Technology Research Directorate, National Institutes for Quantum Science and Technology (QST), Sayo, Hyogo 679-5148, Japan
6. SPring-8, Japan Synchrotron Radiation Research Institute, Sayo, Hyogo 679-5198, Japan