Kesao Takamizawa (高見沢 今朝雄, Takamizawa Kesao, 1952) is a Japanese astronomer and entomologist. He discovered the periodic comet 98P/Takamizawa.[1] He has discovered many asteroids,[2] including asteroid 8720 Takamizawa which is named after him.[3]


  • Seven Discovery Awards, the Astronomical Society of Japan (ASJ)[4][5]
  • Three Distinguished Service Awards, ASJ (1987, 1989, 1997)[6]


  • Takamizawa, Kesao (1997). 天文少年物語: 新天体発見のドラマ [Young Astronomer - Discovering new asteroids] (in Japanese). 信毎書籍出版センター.
  • Takamizawa, Kesao (2005). 日本の真社会性ハチ 全種・全亜種生態図鑑 [Ecology of Japanese Social Wasps - Species, Sub species] (in Japanese). Shinano Mainichi Shimbun. ISBN 978-4784070046.
  • Kesao Takamizawa, ed. (2010). コイ・フナの絵本 (そだててあそぼう) [Carp and Crucian Carp (picture book)] (in Japanese). Rural Culture Association Japan. ISBN 978-4540101304.
  • Kimihiro Kinota; Kesao Takamizawa (2013). 日本産マルハナバチ図鑑 [Handbook of Bombus in Japan] (in Japanese). Hokkaido University Publication. ISBN 9784832913967.


  1. ^ "日本人が発見した彗星一覧 (List of comets Japanese astronomers discovered)". Nova info 新天体関連情報 (in Japanese). National Astronomical Observatory of Japan. 2014-10-21. Retrieved 2015-01-21.
  2. ^ "CBAT List of Novae in the Milky Way" (in Japanese). IAU Central Bureau for Astronomical Telegrams. Retrieved 2015-01-21.
  3. ^ Hurst, G (2000). "Practical vetting of astronomical discoveries". Journal of the British Astronomical Association. 110 (4): 216. Bibcode:2000JBAA..110..216H. Mr Hurst singled out two particularly prolific discoverers for praise: Kesao Takamizawa of Nagano, Japan...
  4. ^ "日本天文学会天体発見賞受賞者" [List of Discovery Awards Recipients, the Astronomical Society of Japan] (in Japanese). 日本天文学会. Retrieved 2015-01-22.
  5. ^ "日本天文学会天体発見賞" [List of Discovery Awards by 1991] (PDF) (in Japanese). the Astronomical Society of Japan. Retrieved 2016-09-27.
  6. ^ "日本天文学会天体発見功労賞受賞者" (in Japanese). the Astronomical Society of Japan. Retrieved 2015-01-22.