It is located on the eastern perimeter of Aitutaki Lagoon , four kilometres to the east of the main island of Aitutaki .
Papau is one of 22 islands in the Aitutaki atoll of the Cook Islands .
Papau is located on the eastern perimeter of Aitutaki   , four kilometres to the east of the main island of Aitutaki .
Papau is one of 22 islands in the Aitutaki atoll of the Cook Islands .