Kehua (Māori Ghosts and Spirits)

Kehua are considered to be apparitions of long deceased family members, with no specific origin story mentioned in the source material.

Appears in various forms as an apparition of a long deceased family member, including instances where they manifest as objects or vehicles such as a phantom canoe.

Believed to appear with the intention of warning people of upcoming danger, potentially possessing a predictive function but not explicitly stated in the source material.