Papers

Problems on shallow landslide predictions based on topographically-driven rainwater convergences

Ken’ichirou KOSUGI, Atsuhiko KINOSHITA, Masamitsu FUJIMOTO, Takahisa MIZUYAMA and Yoshiki SANDO　　27

Technical Notes

Development of original wooden check dam in Akita Prefecture
　　　Ryu NODA, Takanobu SASAKI, Tomohiro CHIDA, Takato INOUE, Toshimasa HARATA and Yasuhiro MIURA　　39

Research Notes

Experimental study on the factors leading to unique hydrograph of snowmelt-type volcanic mudflow caused by covering of pyroclastic materials
　　　Hideyuki ITOH, Mario YOSHIDA, Takahiko NAGAYAMA, Kanji WAKIYAMA, Norikuni HARADA and Tomoyuki NANRI　　47

Experimental study of load for steel frame check dam caused by debris flow with woody debris
　　　Hajime SHIBUYA, Satoshi KATSUKI, Hiroshi KOKURYO, Hisashi OHSUMI and Nobutaka ISHIKAWA　　54

Measuring the flow and Manning’s roughness coefficient of mountain streams
　　　Yuko ASANO, Shinichiro HOSHINO, Taro UCHIDA and Koichi AKIYAMA　　62