Hyposmocoma kaikuono is a species of moth of the family Cosmopterigidae. It is endemic to Molokai. The type locality is Honouli, Malo’o Bay.
The wingspan is 10.1–13.2 mm.
External links Three new species of Hyposmocoma (Lepidoptera, Cosmopterigidae) from the Hawaiian Islands, based on morphological and molecular evidence