In 2024, the total population of Osaka Prefecture in Japan amounted to approximately **** million people. This marked a moderate decline of the population compared to around **** million people in 2010.
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Statistics Bureau of Japan. (November 21, 2025). Population of Osaka Prefecture in Japan from 1920 to 2024 (in millions) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 15, 2026, from /statistics/608273/japan-population-osaka/
Statistics Bureau of Japan. "Population of Osaka Prefecture in Japan from 1920 to 2024 (in millions)." Chart. November 21, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 15, 2026. /statistics/608273/japan-population-osaka/
Statistics Bureau of Japan. (2025). Population of Osaka Prefecture in Japan from 1920 to 2024 (in millions). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 15, 2026. /statistics/608273/japan-population-osaka/
Statistics Bureau of Japan. "Population of Osaka Prefecture in Japan from 1920 to 2024 (in Millions)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 21 Nov 2025, /statistics/608273/japan-population-osaka/
Statistics Bureau of Japan, Population of Osaka Prefecture in Japan from 1920 to 2024 (in millions) ÌÇÐÄÆƽâ°æ, /statistics/608273/japan-population-osaka/ (last visited July 15, 2026)
Population of Osaka Prefecture in Japan from 1920 to 2024 (in millions) [Graph], Statistics Bureau of Japan, November 21, 2025. [Online]. Available: /statistics/608273/japan-population-osaka/
