Junior and Senior High School at Komaba, University of Tsukuba (筑波大学附属駒場中学校・高等学校) is a national boys' school located in Ikejiri, Setagaya, near Komaba.

Tsukukoma is affiliated with the University of Tsukuba and offers a six-year secondary education program.

Tsukukoma is the only national boys' school in Japan and is often regarded as the most academically superior secondary educational institution in the country, due to its extremely competitive admissions and the highest rate of its graduates enrolling in the University of Tokyo, which is usually considered Japan's most prestigious university.

[2] It is located on the site of the former Komaba Agricultural School and maintains a tradition of rice cultivation training in paddy fields, known at the school as 'Kellner Paddy'.

The school is located on a hill approximately 700 meters south of the Komaba Campus, University of Tokyo, which mainly accommodates first and second-year undergraduates.