1. Nuclear Science Research Institute, Japan Atomic Energy Agency, Ibaraki, Japan
2. Radiation Science Center, High Energy Accelerator Research Organization, Tsukuba, Ibaraki, Japan
3. Light Source Division, Japan Synchrotron Radiation Research Institute, Hyogo, Japan
4. Laboratory of Advanced Science and Technology for Industry, University of Hyogo, Hyogo, Japan
5. XFEL Research and Development Division, RIKEN SPring-8 Center, Hyogo, Japan