| Numata Osamu | University of Tsukuba | Professor Emeritus | Cell biology, Morphology/Structure - Cell Biology, Cytokinesis, Cytoskeleton, Actin, Tubulin, Energy metabolism, High molecular weight polyphenol |
| Ohta Yuichi | University of Tsukuba | Professor Emeritus | Intelligent informatics - visual information media, mixed reality, computer vision, 3-D video, intelligent transport systems |
| Okuya Masae | University of Tsukuba | Professor | |
| Omuka Toshiharu | University of Tsukuba | Professor Emeritus | Fine art history - サードフォースの美術史, University Museum, Art Resources, History of Modern Art, Taisho Modern Art Movement, Reception, Audience, Theater, History of Art Museum, Museology |
| Orimo Masayuki | University of Tsukuba | Professor | |
| Ouchi Toshihiko | University of Tsukuba | Professor | |
| Raisaka Hiroyuki | University of Tsukuba | Professor | |
| Sakaino Akira | University of Tsukuba | Professor | |
| Sasayama Hiroshi | University of Tsukuba | Assistant Professor | |
| Satake Takaaki | University of Tsukuba | Professor Emeritus | Agricultural environmental engineering/Agricultural information engineering - 食料プロセス工学, ポストハーベスト工学, 食品生産・流通施設, バイオプロセシング, 生体計測, コンピュータシミュレーション, バイオレオロジー, バイオセンシング, バイオインフォマティックス |
