The reports of levee failures, etc. in 2019 Typhoon Hagibis is published in English by the Japanese Geotechnical Society. The reports are open access.
Including, “Levee damage and bridge scour by 2019 typhoon Hagibis in Kanto Region, Japan”
Backslope erosion by overtopping at the Naka River levee (Photo : Hirotoshi Mori)
Very interesting, thanks Hiro for sharing