Papers

Geotechnical characteristics of collapsed slope triggered by the 2008 Iwate-Miyagi Nairiku earthquake
in the Koei district, Kurihara City, Miyagi Prefecture, Japan
Atsuhiko KINOSHITA, Tatsuya SHIBASAKI, Jun HASHIMOTO, Yoichi HASEGAWA, Toshiaki SAMMORI and Yasuhiko OKADA　　3

Research Notes

Study on relationship between stand age and collapse depth in Miyagawa-dam basin, Mie prefecture
　　　Chie KUROIWA, Shinya HIRAMATSU and Taijiro FUKUYAMA　　12

Preliminary study on landslide-triggering rainfall thresholds after an earthquake
　　　Yasuhiro SHUIN, Norifumi HOTTA, Masakazu SUZUKI, Nobutomo OSANAI and Atsushi OKAMOTO　　16

Detection of torrential rainfall using X-band multi-parameter radar
　　　Atsuhiko KINOSHITA, Atsushi OKAMOTO, Wataru TAKESHITA, Hiroshi FUJITA, Toshiyuki SAKAI and Hirofumi TSUJIMOTO　　23

Technical Notes

Explanation of effect for sabo works with a small flume
　　　Atsuhiko KINOSHITA, Atsushi OKAMOTO, Tatsuya NAKAJIMA, Kazuyuki OKANO, Yuka YOSHIYASU and Takahisa MIZUYAMA　　28

The characteristic of rain in rainy season of Tohoku district after the 2011 Tohoku Earthquake
　　　Yoko TOMITA, Masato NISHI, Tomoo MATSUBARA and Kotaro IKEDA　　32

Development of an automatic opening pit bedload sampler
　　　Takeshi KIRYU, Kenji NAGAI, Akihiro TAKEUCHI, Nobuhiro USUKI, Hisatoshi SANO,
Tomoaki EGUCHI, Naoki NISHIMURA and Takahisa MIZUYAMA　　37