Nunukan Island
Nunukan is an island within the Nunukan Regency in North Kalimantan Province of Indonesia. There are four villages on the island: West Nunukan, East Nunukan, North Nunukan, and Sebuku. These have a combined population of 27,874. See also
List of islands of Indonesia

References 

Islands of Kalimantan
Landforms of North Kalimantan