Kirwin Island

This location is seen in Ace Combat 05: The Unsung War. Kirwin Island is part of the Osea continent, located at the north side of the continent, in exact coordinate 173ﾟ12'24"N 52ﾟ32'11"E. The island is facilitated with a small air base. The ground is entirely covered with snow, with cold water around the island. It has several small range of narrow hills surrounding the air base and almost every part of the island.

This, is the place where Kestrel decided to station itself and perform missions after the former Wardog Squadron was being trailed and faked being killed in action, when shot down by Capt. Snow of the Kestrel. They were saved by Sea Goblin and taken to Kestrel and heading to Kirwin Island. After they captured a cargo ship from South Belkan company containing various naval aircraft, Razgriz was formed and performed operations in secrecy until the war's end on December 31st, 2010.

Sources

Ace Combat 05: The Unsung War