island
An island (or isle) is an isolated piece of habitat that is surrounded by a dramatically different habitat, such as water. Very small islands such as emergent land features on atolls can be called islets, skerries, cays or keys. An island ...
in the
province
A province is almost always an administrative division within a country or sovereign state, state. The term derives from the ancient Roman ''Roman province, provincia'', which was the major territorial and administrative unit of the Roman Empire ...
of
Romblon
Romblon ( , ), officially the Province of Romblon, is an archipelagic province of the Philippines located in the Mimaropa region. Its main islands include Tablas, the largest, which covers nine municipalities; Sibuyan with its three towns; as w ...
in the
Philippines
The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no),
* bik, Republika kan Filipinas
* ceb, Republika sa Pilipinas
* cbk, República de Filipinas
* hil, Republ ...
. It is part of barangay Nasunogan in the
municipality
A municipality is usually a single administrative division having corporate status and powers of self-government or jurisdiction as granted by national and regional laws to which it is subordinate.
The term ''municipality'' may also mean the go ...
of Banton. In the 1918 census, the island together with its sister island Isabel Island constituted one single
barrio
''Barrio'' () is a Spanish language, Spanish word that means "Quarter (urban subdivision), quarter" or "neighborhood". In the modern Spanish language, it is generally defined as each area of a city, usually delimited by functional (e.g. residenti ...
named ''Islas de las Dos Hermanas'' with 23 inhabitants.