60,492,000 men | 63,859,000 women | Population
• March 1, 2024 estimate
123,970,000 (11th)
• 2020 census 126,146,099
• Density
330/km2 (854.7/sq mi) (44th). About three-fourths of the country's terrain is mountainous, concentrating its highly urbanized population on narrow coastal plains. Japan is divided into 47 administrative prefectures and eight traditional regions. The Greater Tokyo Area is the most populous metropolitan area in the world.