Vol. 77, No. 5, Ser. No. 376 January 2025
Contents
Research Note
Analysis of secular trends in the volume of driftwood generated and transported over the past 40 years and related factors
Hiromi AKITA, Fumitoshi IMAIZUMI, Hiroaki NAKAYA and Daizo TSUTSUMI 3
Technical Notes
A study on safe evacuation near debris flow prone area during heavy rainfall: Case study in Hiroshima Prefecture in July 2018
Kenso TSUCHITORI, Nobutomo OSANAI, Hitoshi IEDA, Koju KATAYAMA and Shinji YAMAGUCHI 11
Study on the relationship between landslide volume, rainfall and topography in the simultaneous debris flow disasters in Hiroshima
Tomoaki EGUCHI, Hiroya UMEMURA, Makoto INOMOTO, Atsushi OKAMOTO, Mizuho ARAI, Taro UCHIDA and Makoto OYAMA 18
Discussion on the report of sediment disasters after the Great Kanto Earthquake: “Devastated forest area in the Nakatsugawa Watershed” （1924） by K. Katsunuma
Masakazu SUZUKI, Yutaka UCHIYAMA and Norifumi HOTTA 26