Keio Senior High School
| Keio Senior High School | |
|---|---|
| Location | |
Japan  | |
| Information | |
| Type | Private school | 
| Motto | Independence and Self-Respect | 
| Established | 1948 | 
| Principal | Takeshi Akusawa | 
| Teaching staff | 200 | 
| Grades | 10–12 | 
| Enrolment | 2,200 | 
| Campus | Large city | 
| Campus size | 56,097m2 | 
| Color(s) | Blue, Red and Blue | 
| Sports Nickname | UNICORNS | 
| Website | www | 
Keio Senior High School (慶應義塾高等学校, Keiō Gijuku Kōtōgakkō) is a private boys' high school in Kōhoku-ku, Yokohama, Japan. It is one of the integrated schools of Keio University.