All the population in Tokyo Prefecture, Osaka Prefecture, and Okinawa Prefecture in Japan had access to drinkable tap water supplied by water services in 2021, while around 89.2 percent of the population in Kumamoto Prefecture was served with tap water from water services.
Share of population with access to drinkable tap water from water services in Japan in 2021, by prefecture
Tap water penetration rate= total number of population with access to tap water (supplied with waterworks + supplied with a small-scale water-supply system + supplied with a private water supply system) / total number of population
Due to the Great East Japan Earthquake (Tohoku earthquake) occurred in 2011, figures from following areas in Fukushima Prefecture were not included: Futaba, Okuma, Tomioka, Katsurao, Iitate, Hirono, and Naraha.
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MLIT (Japan). (November 13, 2023). Share of population with access to drinkable tap water from water services in Japan in 2021, by prefecture [Graph]. In Statista. Retrieved December 22, 2024, from https://www.statista.com/statistics/1136604/japan-drinking-water-penetration-rate-by-prefecture/
MLIT (Japan). "Share of population with access to drinkable tap water from water services in Japan in 2021, by prefecture." Chart. November 13, 2023. Statista. Accessed December 22, 2024. https://www.statista.com/statistics/1136604/japan-drinking-water-penetration-rate-by-prefecture/
MLIT (Japan). (2023). Share of population with access to drinkable tap water from water services in Japan in 2021, by prefecture. Statista. Statista Inc.. Accessed: December 22, 2024. https://www.statista.com/statistics/1136604/japan-drinking-water-penetration-rate-by-prefecture/
MLIT (Japan). "Share of Population with Access to Drinkable Tap Water from Water Services in Japan in 2021, by Prefecture." Statista, Statista Inc., 13 Nov 2023, https://www.statista.com/statistics/1136604/japan-drinking-water-penetration-rate-by-prefecture/
MLIT (Japan), Share of population with access to drinkable tap water from water services in Japan in 2021, by prefecture Statista, https://www.statista.com/statistics/1136604/japan-drinking-water-penetration-rate-by-prefecture/ (last visited December 22, 2024)
Share of population with access to drinkable tap water from water services in Japan in 2021, by prefecture [Graph], MLIT (Japan), November 13, 2023. [Online]. Available: https://www.statista.com/statistics/1136604/japan-drinking-water-penetration-rate-by-prefecture/
