Rintaro Saito (rsaito@mag.keio.ac.jp)
Hidekazu Sasaki (s94197hs@sfc.keio.ac.jp)
Yuko Osada (t94092yo@sfc.keio.ac.jp)
Masaru Tomita (mt@sfc.keio.ac.jp)
Laboratory for Bioinformatics
Graduate School of Media and Governance
Department of Policy Management
Department of Environmental Information
Keio University
5322 Endo, Fujisawa, 252 Japan