[Tohoku University] 
Planetary and Space Physics Group
Planetary Atmospheric Physics Laboratory
Planetary Plasma and Atmospheric Research Center (PPARC)
Department of Geophysics, Graduate School of Science
Astronomical Institute
Tohoku University/Graduate School of Science and Faculty of Science
Tohoku Univ. GCOE "Global Education and Research Center for Earth and Planetary Dynamics"
Tohoku University Library
Museum of Natural History

 [Academic Society etc.] 
Society of Geomagnetism and Earth, Planetary and Space Sciences (SGEPSS)
The Astronomical Society of Japan
Japan Geoscience Union
The Japan Society for Aeronautical and Space Sciences
University Space Engineering Consortium
American Geophysical Union (AGU)
Earth, Planets and Space (EPS)
Journal of Geophysical Research (JGR)
Geophysical Research Letters (GRL)
Planetary and Space Science

 [Bibliographic Search] 
ADS(Physics and geophysics)
ADS(Astronomy and astrophysics)
Planetary Physics Laboratory, Hokkaido Univ.
National Institute of Polar Research (NIPR)
National Institute of Information and Communications Technology (NICT)
Department of Earth and Planetary Sciences, Tokyo Institude of Technology
Institute of Spacd and Astronautical Science (Solar-Terrestrial Physics Group/Oyama Lab)
Solar-Terrestrial Environment Laboratory (STE), Nagoya Univ.
Solar-Planetary Electromagnetism Laboratory, Kyoto Univ.
Research Institute for Sustainable Humanosphere, Kyoto Univ.
Research Center for Space and Cosmic Evolution, Ehime Univ.
Space and Earth Electromagnetism Laboratory/Solar Terrestrial Physics Laboratory, Kyushu Univ.
Space Environment Research Center, Kyushu Univ.
SYSTEM Keisoku
MEISEI electric co.,ltd.

 [Data Archive] 
World Data Center for Geomagnetism, Kyoto Univ.
Space Environment Information Service (NICT)