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Area in Saga Prefecture
Saga Junior College Tomoe TANAKA, Kazuyo ISAGAI
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College of Humanities and Sciences, Nihon University Takashi SAITO, Hisao NAGAI

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College of Engineering, Kanto Gakuin Univ.
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Toho University Koji YAMADA, Naoyuki KATO, Akira OHNO,
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hot spring waters of Gunma Prefecture in Japan
Graduate School of Science, Toho University Asami IWASAKI
Faculty of Science, Toho University Nobuki TAKAMATSU
National Institute for Environmental Studies Masayuki KUNUGI
Beppu Geothermal Research Laboratory, Kyoto University Shinji OHSAWA&'()*+,-./0123)*45678/98:;<34=:;>?@3A B@5 pH C<D E)*DF /)*+,-+,GHIJ:K )*4LMN:;<3OP=QRS@3A T
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Faculty of Science, Toho University Nobuki TAKAMATSU
BGRL, Kyoto University Shinji OHSAWA, Kazuhiro AMITA, Makoto YAMADA
School of Medicine, Toho University Naoyuki KATO

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Geological Survey of Hokkaido Fujio AKITA, Tomo SHIBATA, Tetsuya TAKAHASHI
Geological Survey of Japan, AIST Norio MATSUMOTO

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Faculty of Engineering, Hosei University
Shoichi OKOUCHI, Kazuyuki KOHMURA, Hideyuki OHNAMI, Tsuyoshi KANDA
The Institute of Hot Spring Reservation Kakuju INUMA
Research Institute for Health Resort Medicine Yuko AGISHI()* +,-.,/01234* +,-.,/056789:;<=>?@ABCDEFEGHIJKJ* +,-.,/056LMHNOPQRS7TUVWH"#XY?@* +,-.,/0Z[\Z]^Y_`EabLcdHef* ghij3Yklmn=?GI JKJ* oZMpmq* rsZt:m5uvwZ

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