How does japan compare in size with british columbia?

Japan is smaller than British Columbia by approximately 2.5 times

Explanation:

Japan is an island nation consisted of lot of islands, with four being much larger than the others. All islands combined, Japan has a territory of 378,000 square kilometers, making it the seventh largest island nation in the world.

British Columbia, unlike Japan, is not a nation, but it is a province in the second largest country in the world, Canada. Despite being only the fifth largest province in Canada, British Columbia is still larger then the majority of the countries in the world, Japan included. British Columbia has a territory of 944,735 square kilometers.

When compered by territory size, British Columbia is approximately 2.5 times larger then Japan, or to be more precise, it is 2.499 times larger.