10:15 AM - 10:30 AM
*Osamu Yokoyama1, Masahiro Chigira2 (1.Japan Conservation Engineers & Co., Ltd., 2.Fukada Geological Institute)
Tue. May 24, 2022 9:00 AM - 10:30 AM 201B (International Conference Hall, Makuhari Messe)
10:15 AM - 10:30 AM
*Osamu Yokoyama1, Masahiro Chigira2 (1.Japan Conservation Engineers & Co., Ltd., 2.Fukada Geological Institute)