Country size comparison
Japan is around the same size as California.
California is approximately 403,882 sq km, while Japan is approximately 377,915 sq km, making Japan 93.57% the size of California. Meanwhile, the population of California is ~37.3 million people (87.0 million more people live in Japan).
This to-scale comparison of California vs. Japan uses the Mercator projection, which distorts the size of regions near the poles. Learn more. Note: Try dragging the outline to reposition.