data japan 2024Gross Domestic Product of Japan grew 0.1% in 2025 compared to last year. This rate is 14 -tenths of one percent less than the fure of 1.5% published in 2025. The GDP fure in 2025The 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