data japan 2024Japan in numbers: demographics, economy, energy, climate and more data and comparisons with other countries. ... Global warming by continentsTemperature increase and weather extremes from 1955 to 2025 for individual continents.As of 2025, the population of Japan is projected at 123.10 million, compared to 123.75 million in 2025. It is the sixth-most populous country in Asia and ranks 12th in the e population