Ko-iwa Rock ( 68°42′S 40°33′E / 68.700°S 40.550°E) is a small rock exposure 3.5 nautical miles (6 km) west of Oku-iwa Glacier on the coast of Queen Maud Land, Antarctica. It was mapped from surveys and air photos by the Japanese Antarctic Research Expedition, 1957–62, and given the name "Ko-iwa", which means "small rock" in Japanese. [1]
This article incorporates public domain material from "Ko-iwa Rock". Geographic Names Information System. United States Geological Survey.