〇Takami Adachi¹, Takeshi Ishida¹, Masami Oosugi¹, Tsubasa Ooshima¹ (1.Tonegawa Upstream River Office; Kanto Regional Development Bureau; Ministry of Land, Infrastructure, Transport and Tourism)

〇Yusuke Noda¹, Yukiko Hori², Shotaro Takeda³, Izuru Sakamot⁴, Tatsuki Shimada⁵ (1.Kisogawa-Jyuryu River Office Investigation Division, 2.Kisogawa-Jyuryu River Office Investigation Division, 3.Kisogawa-Jyuryu River Office Investigation Division, 4.Kisogawa-Jyuryu River Office Investigation Division, 5.Pacific Consultants)

〇ICHIZO TSUKAMOTO¹, HIROTO YATSUKI², YOSHIAKI YAMAMOTO², TAIJI MORINAGA² (1.Watarasegawa River Office,Kanto Regional Development Bureau,MLIT, 2.The River Foundation)

〇Haruto Katayama¹, Hideo Oshikawa¹ (1.SAGA University)

〇Toshiyuki Oota¹, Hiroyuki Shibata¹ (1. Ministry of Land, Infrastructure, Transport and Tourism. Kanto Regional Development Bureau,Keihin River Office)

〇Yuya Goto¹, Kazuhiro Yanagawa¹, Kenji Muto¹ (1. Ministry of Land, Infrastructure, Transport and Tourism. Kanto Regional Development Bureau)

〇Kazuaki Horioka¹ (1.sougougiken)

〇Jumpei Itose¹, Akinori Kikuchi¹, Takashi Ootuka¹, Kakeru Takeda¹ (1.Maedakennsetukougyou(kabu))