Japan is 25% larger than Italy.
Area: 301,340 km2 World Factbook
Population: 61,680,122 (July 2014) World Factbook
Italy, officially the Italian Republic, is a unitary parliamentary republic in Southern Europe. To the north, Italy borders France, Switzerland, Austria, and Slovenia, and is approximately delimited by the Alpine watershed, enclosing the Po Valley and the Venetian Plain. Wikipedia
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