1. Quantum Beam Science Research Directorate, National Institutes for Quantum Science and Technology (QST), Ibaraki, Japan
2. Collaborative Laboratories for Advanced Decommissioning Science, Japan Atomic Energy Agency (JAEA), Ibaraki, Japan
3. Division of Research Innovation and Collaboration, Institute for Molecular Science (IMS), Okazaki, Japan
4. Laser-Driven Electron-Acceleration Technology Group, Riken SPring-8 Center (RSC), Sayo-gun, Japan