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      Report of IAVCEI ,**. General Assembly
Setsuya NAKADA,, Ryuta FURUKAWA, Haruhisa NAKAMICHI, Mie ICHIHARA,Toshiya MORI, Katsuya KANEKO, Yoshihiro IZHIZUKA, Kazutaka MANNEN, and Taketo SHIMANO
Tetsuya SAKUYAMA

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0123+Bb}EKA5 b}-4 +, [>&L-TUV..W (Villarrica) +X!0Y;51BC6.2G-+L+) [\9-V..WZ 9&B05 HG + [\+B[/+678-7a0 LEKA]^_`!"a0bcS (Temco) HGd# + [\C5 _yz{-# .* Llm$%A5  ++-ῌ**-, 89:;< +ῌ+ῌ+
8=(
Earthquake Research Institute, University of Tokyo, +ῌ+ῌ+ Yayoi, Bunkyo-ku, Tokyo ++-ῌ**-,,
Japan.
 ¡¢(;1£ -*/ῌ2/01 q¤8 +ῌ+ῌ+¥¦§¨© (iª>?@Institute of Geology and Geoinformation, National Institute of Advanced Industrial Science andTechnology, +ῌ+ῌ+ Higashi, Tsukuba -*/ῌ2/01,
Japan.
 .F(iA«
U.S. Geological Survey, -./ Middleﬁeld Road,
Menlo Park, CA 3.*,/, USA.
 ++-ῌ**-- 89:¬ 1ῌ-ῌ+
8==­B®¯(°±²³´C
Laboratory for Earthquake Chemistry, Graduate
School of Science, University of Tokyo, 1ῌ-ῌ+Hongo, Bunkyo-ku, Tokyo ++-ῌ**--, Japan 0*0ῌ2/*+ 9µ0¶D9==­\·¸¯
Graduate School of Human and Environmental
Studies, Kyoto University, Yoshida-nihonmatsucho, Kyoto 0*0ῌ2/*+, Japan.
 ,/*ῌ**-+ ¹ E< /20ºF»¼G(Hot Springs Research Institute, Kanagawa
Prefecture, /20 Iryuda, Odawara ,/*ῌ**-+,
Japan.
 ++-ῌ**-- 89:¬ 1ῌ-ῌ+
8==­B®¯
Department of Earth and Planetary Science,
Graduate School of Science, University ofTokyo, 1ῌ-ῌ+ Hongo, Bunkyo-ku, Tokyo ++-ῌ**--, Japan.
Corresponding author : Setsuya Nakada
e-mail : nakada@eri.u-tokyo.ac.jp

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