Turkey is 2.1 times larger than Japan.
Area: 377,915 km2 World Factbook
Population: 127,103,388 (July 2014) World Factbook
Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south. Wikipedia
Area: 783,562 km2 World Factbook
Population: 81,619,392 (July 2014) World Factbook
Turkey, officially the Republic of Turkey, is a contiguous transcontinental country. Its larger part is in Western Asia, and the smaller in Southeastern Europe. Wikipedia