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Sumio MATSUURA
Forestry and Forest Products Research Institute
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Koichiro KAWASAKI
Japan Conservation Engineers
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Yoshinori NIIMI
Nagasaki Prefectural Government
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Shiho ASANO
Forestry and Forest Products Research Institute
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Mitsuru UCHIYAMA
Nagasaki Prefectural Government
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Takashi OKAMOTO
Forestry and Forest Products Research Institute