Research paper written by Kazumitsu Yamasaki, Masahiro Uchida, Noriko Watanabe, Tatsuji Ihana, Yukari Ishiguro, Shinnosuke Kuroda, Teppei Takeshima, Yasushi Yumura, Makiko Mieno, Kaoru Yoshida, Teruaki Iwamoto, and Hiroyuki Nishiyama.
Our CASA system "SMAS (human)" was used.
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