Kaika

Kaika may refer to:


 * Emperor Kaika of Japan
 * Kaika (yōkai), a phenomenon of mysterious flames of unknown cause.
 * Kaika, Tibet, village in Tibet
 * Kaika, Estonia, village in Antsla Parish, Võru County, Estonia
 * Kāinga, traditional Māori villages, spelt kaika in southern dialects of Māori