Fazenda Cajueiro Airstrip (ICAO: SJS9) is a small private airstrip located in the vicinity of Boa Vista, Roraima state, Brazil. It primarily serves agricultural and fazenda (farm/ranch) operations typical of the region, providing essential air access to remote landholdings. The airstrip is not served by scheduled commercial aviation and has no IATA code, indicating its role as a general aviation or private facility. Such airstrips are common throughout Brazil's interior, supporting agricultural logistics, cattle ranching, and land management activities in areas with limited road infrastructure.