The school is one of two directly affiliated (附属) schools of Waseda University along with
Waseda University Honjo Senior High School. The school was originally founded as (the preparatory course of the university) in 1920 under the old system and re-established in 1949 as a high school following the
educational reform. Its junior high school was established in 2010 as the first junior high school directly operated by the school corporation Waseda University, accepting 120 students per year across four classes. ==Notable alumni==