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*Yukari Takeuchi
Tohkamachi Experiment Station, Forestry and Forest Products Research Institute
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Hiroyuki Torita
Forest Reserch Station, Hokkaido Research Organization
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Tsutomu Iyobe
Research Institute for Natural Hazards and Disaster Recovery, Niigata University
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Shoji Noguchi
Forestry and Forest Products Research Institute
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Kenji Kosugi
Snow and Ice Research Center, NIED
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Masaki Nemoto
Snow and Ice Research Center, NIED
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Kengo Sato
Snow and Ice Research Center, NIED
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Hiroyuki Hirashima
Snow and Ice Research Center, NIED
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Yoriko Hirayama
Iwate, Aomori, Akita area avalanche accident prevention society