Mokoliʻi, also known as Chinaman's Hat, is a basalt islet in Kāneʻohe Bay, Hawaii. Mokoliʻi is part of Kualoa Regional Park and located 1⁄3 mile offshore of Kualoa Point, Oahu. The 12.5-acre islet was at one time part of a basaltic ridge on Oahu before marine erosion separated it.