Waseda Juku is a university-preparation school specializing in support for current high school students, with campuses mainly across Tokyo, Kanagawa, and Chiba and online options for students outside the region and overseas. The school prepares students for both general entrance examinations and comprehensive selection and school recommendation pathways, including AO admissions. Its approach combines academic instruction with personal development, helping students clarify their goals, explore their interests, and build the skills to express their ideas through essays, applications, and interviews.

Programs include tailored university and admissions guidance, writing and essay preparation, interview practice, inquiry-based learning, and support with application documents. Students can also attend information sessions, individual consultations, trial lessons, special lectures, and the National Unified High School Test. Waseda Juku presents its preparation as extending beyond admission, aiming to develop academic ability, motivation, and personal strengths that students can carry into university and future pursuits.

Its reported successful applicants include students admitted to selective institutions such as Waseda University, Keio University, the University of Tokyo, and other national and private universities