4:15 PM - 4:30 PM
*Yamato SUZUKI1, Joko KAMIYAMA1, Hikaru TODATE1, Tomoyuki NORO1, Kousuke YOSHINO2, Reiko AKIYAMA2, Masayuki MATSUDA2 (1.National Institute for Land and Infrastructure Management Ministry of Land, Infrastructure and Transport, 2.Asia Air Survey Co.,Ltd.)