Vol. 79, No. 1, Ser. No. 384 May 2026
Contents
Paper
A study on the regional characteristics of heavy rainfall that causes large‐scale sediment‐related disasters －Approach from wind direction rainfall analysis in the Tateyama Caldera area upstream of the Joganji River－
Hiroshi MAKINO, Koji ISHIDA, Toshiaki KOTAKE, Yosuke MURAMOTO, Kotaro FUKUI, Junichi MATSUI, Ryoko HIJIKATA, Nozomu TAKADA, Naoki INABA, Akihiro SUDA and Taro UCHIDA 3
Long‐term channel response and recovery following major aggradation in two mountain streams of Saru River system, Hokkaido
Osamu SHIMIZU 15
Technical Paper
Relation between runoff sediment volume and rainfall after debris flow and factors controlling runoff sediment volume
Makiko KANAZAWA, Masayuki TAKAGI and Motoki ITO 27
Research Note
Evaluation of ground bearing stress in concrete block structures using Distinct Element Method
Ryuta INOUE, Satoshi KATSUKI and Yukihide KAJITA 39
Technical Note
A low‐cost, vibration‐based precipitation gauge for volcanic regions
Takayuki TAKATA, Yuki EBIHARA, Fumiaki AKAZAWA, Keisuke SUZUKI and Ayato NISHIWAKI 47