data japan 2024The Japan Data Center Market is expected to reach 2.32 thousand MW in 2025 and grow at a CAGR of 9.51% to reach 3.66 thousand MW by 2030. Dital Realty Trust Inc., Equinix Inc.,The 2025 population density in Japan is 338 people per Km2 (875 people per mi2), calculated on a total land area of 364,555 Km2 (140,755 sq. miles). Largest Cities in Japan City Name