With approximately 14 million inhabitants, Tokyo Prefecture was the largest prefecture based on population size in Japan as of 2020. The smallest prefecture in this regard was Tottori Prefecture, which in the same year counted about 550 thousand inhabitants.
Population of Japan in 2020, by prefecture
(in millions)
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Statistics Bureau Japan. (November 22, 2021). Population of Japan in 2020, by prefecture (in millions) [Graph]. In Statista. Retrieved May 22, 2022, from https://www.statista.com/statistics/610928/japan-population-by-prefecture/
Statistics Bureau Japan. "Population of Japan in 2020, by prefecture (in millions)." Chart. November 22, 2021. Statista. Accessed May 22, 2022. https://www.statista.com/statistics/610928/japan-population-by-prefecture/
Statistics Bureau Japan. (2021). Population of Japan in 2020, by prefecture (in millions). Statista. Statista Inc.. Accessed: May 22, 2022. https://www.statista.com/statistics/610928/japan-population-by-prefecture/
Statistics Bureau Japan. "Population of Japan in 2020, by Prefecture (in Millions)." Statista, Statista Inc., 22 Nov 2021, https://www.statista.com/statistics/610928/japan-population-by-prefecture/
Statistics Bureau Japan, Population of Japan in 2020, by prefecture (in millions) Statista, https://www.statista.com/statistics/610928/japan-population-by-prefecture/ (last visited May 22, 2022)
