ペナン島
Jerejak Island is an islet off the eastern coast of Penang Island in the State of Penang, Malaysia. Located within the Northeast Penang Island District, it is also a short ferry ride from the town of Bayan Lepas near the southeastern tip of Penang Island. It was formerly the main leper asylum for the Straits Settlements (1868), a Quarantine Station (1875) and a penal colony (1969).