Country size comparison
compared to
Japan is about 16 times bigger than Djibouti.
Djibouti is approximately 23,200 sq km, while Japan is approximately 377,915 sq km, making Japan 1,529% larger than Djibouti. Meanwhile, the population of Djibouti is ~957,273 people (123.3 million more people live in Japan).
Compare further: Japan vs. Djibouti