convener:Takeshi Hayashi(Faculty of Education and Human Studies, Akita University), Kei Nishida(Interdisciplinary Centre for River Basin Environment, Interdisciplinary Graduate School, University of Yamanashi), Hiroaki SUZUKI(Strategic Technology Development Dept. Research & Development Center, Nippon Koei Co., Ltd.), Asada Motoyuki(Shimizu Corporation, Institute of Technology), Chairperson:Takeshi Hayashi(Faculty of Education and Human Studies, Akita University), Chairperson:Kei Nishida(Interdisciplinary Centre for River Basin Environment, Interdisciplinary Graduate School, University of Yamanashi), Chairperson:Hiroaki Suzuki(Strategic Technology Development Dept. Research & Development Center, Nippon Koei Co., Ltd.), Chairperson:Motoyuki Asada(Shimizu Corporation, Institute of Technology), Chairperson:Masaya Yasuhara(Rissho Univ.)