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

• K. Oyamatsu27 · h 25
• K. Iida24 · h 25
• H. Sotani9 · h 40
• A. Kohama6 · h 11
• K. Nakazato5 · h 19
• K. Sumiyoshi3 · h 42
• B. Abu-Ibrahim2 · h 12
• M. Takano2 · h 8
• A. Ohnishi1 · h 34
• G. Mao1 · h 1
• Hiroaki Kanzawa1
• H. Kanzawa1 · h 2

• Kōchi UniversityJP18 papers
• University of KochiJP11 papers
• National Astronomical Observatory of JapanJP8 papers
• RIKENJP8 papers
• RIKEN Nishina CenterJP7 papers
• Akebono (Japan)JP6 papers
• Kyoto UniversityJP4 papers
• Tokyo University of ScienceJP4 papers
• Brookhaven National LaboratoryUS3 papers
• Nagoya UniversityJP3 papers
• National Institute of Technology, Numazu CollegeJP3 papers
• Waseda UniversityJP3 papers