Perfume the Best: P Cubed (stylized Perfume the Best "P Cubed") is the third compilation album by Japanese girl group Perfume, released through Universal Music Japan on September 18, 2019. It contains 52 tracks spanning the group's career and was released to commemorate the 15th anniversary of their major debut. It contains two new songs that bookend the collection, "Challenger" and "Nananananairo".