Ritsumeikan Asia Pacific University (立命館アジア太平洋大学, Ritsumeikan Ajia Taiheiyō Daigaku), commonly referred to as APU, is one of the top international private institutions in Japan. Ritsumeikan APU was established in April 2000 in Beppu, Ōita, Japan. APU was created through the collaboration of three parties from the public and private sectors: Ōita Prefecture, Beppu City and the Ritsumeikan Trust.

The university has an enrollment of about 5,850, including approximately 2,900 domestic, and 2,900 international students (a 50-50 domestic-international ratio) originating from 90 countries and regions. Half of the 172 full-time faculty members are also foreign nationals who come from more than 30 countries and regions.