Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

• H. Matsuhara95 · h 41
• T. Nakagawa80 · h 44
• S. Oyabu76 · h 32
• T. Wada66 · h 35
• Tadayuki Takahashi55 · h 71
• T. Goto2 profiles55 · h 43
• A. Bamba54 · h 44
• T. Onaka51 · h 44
• H. Kaneda49 · h 31
• C. Pearson48 · h 40
• A. Doi47 · h 30
• T. Takagi47 · h 29

• Institute of Space and Astronautical ScienceJP1.7k papers
• The University of TokyoJP906 papers
• National Astronomical Observatory of JapanJP689 papers
• Nagoya UniversityJP477 papers
• Kyoto UniversityJP381 papers
• Goddard Space Flight CenterUS339 papers
• The Graduate University for Advanced Studies, SOKENDAIJP298 papers
• The University of OsakaJP273 papers
• Centre National de la Recherche ScientifiqueFR252 papers
• RIKENJP234 papers
• Hiroshima UniversityJP229 papers
• Tokyo Institute of TechnologyJP205 papers