Karibu-KiliFair in Arusha/Moshi
Karibu-KiliFair is a confirmed real event, formed when two well-known Tanzanian tourism trade fairs, Karibu Fair, run by the Tanzania Association of Tour Operators, and Kilifair, merged into what Wikipedia describes as by far the largest and most important tourism trade fair in the region, centered on Arusha with ties to Moshi.
Wikipedia's entry on Moshi confirms that Karibu Fair, run by the Tanzania Association of Tour Operators (TATO), and Kilifair, both described as well-known tourism fairs, decided to join into one event, creating what the source calls by far the largest and most important tourism trade fair in the region.