3:45 PM - 4:00 PM
*Puwis AMATYAKUL1, Tawat RUNG-ARUNWAN1, Yasuo OGAWA2, Weerachai SIRIPUNVARAPORN1 (1.Geophysics Research Group, Department of Physics, Faculty of Science, Mahidol University, 2.Volcanic Fluid Research Center, Tokyo Institute of Technology)