Before 1884 it was named Cameroons Town . In 1884 German people came to Duala and changed its name to Kamarunstadt ( `` Camaroon City '' ) and made it the capital of German Kamerun . Before coming under German rule in 1884 , the town was also known as Cameroons Town ; thereafter it became Kamerunstadt ( `` Camaroon City '' ) , the capital of German Kamerun .