Links
Keio Official Sites
| Keio Academy of New York | https://www.keio.edu/ |
| Keio University | https://www.keio.ac.jp/ |
| Keio Senior High School | https://www.hs.keio.ac.jp/ |
| Keio Shiki Senior High School | http://www.shiki.keio.ac.jp/ |
| Keio Girls Senior High School | https://www.gshs.keio.ac.jp/ |
| Keio Shonan Fujisawa Junior & Senior High School | https://www.sfc-js.keio.ac.jp/ |
| Keio Futsubu School (Junior High School) | http://www.kf.keio.ac.jp/ |
| Keio Chutobu Junior High School | https://www.kgc.mita.keio.ac.jp/ |
| Keio Yochisha Elementary School | http://www.yochisha.keio.ac.jp/ |
| Keio Yokohama Elementary School | http://www.yokohama-e.keio.ac.jp/ |
Alumni Associations
| Keio Senior High School | http://www.jukuko.jp/ |
| Keio Shiki Senior High School | https://www.keio-shikikai.jp/ |
| Keio Girls Senior High School | http://keio-ghs.jp/ |
| Keio Shonan Fujisawa Junior & Senior High School | http://www.sfc-js.org/ |
Others
| Keio Alumni Association | http://www.rengo-mitakai.keio.ac.jp/ |
| Keio Academy of New York Rugby Alumni | http://keio-ny-rugby.d2.r-cms.jp/ |