Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) HIRAMATSU Shinya and GONDA Yutaka and MIYATA Shusuke and FURUYA Gen and FUKUYAMA Taijiro and SAWA Yoji and ONO Kazuyuki and YAMADA Yasuhiro and HAYASHI Takasue and HAYASHI Toshiyuki and TAKAHASHI Hiroshi,"Sediment-related disaster occurred in Okaya, Nagano Prefecture due to heavy rain in August 2021",Journal of the Japan Society of Erosion Control Engineering,0286-8385,Japan Society of Erosion Control Engineering,2022-03-15,74,6,64-69,https://cir.nii.ac.jp/crid/1390295425027677056,https://doi.org/10.11475/sabo.74.6_64