Is Hakodate Tap Water Safe To Drink?

Yes! The tap water is safe to drink.

Yes. Tap water in Hakodate is treated and supplied under Japan’s national drinking water standards, which require regular testing and control of contaminants.

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Water Sources
Drinking Fountains

It is generally safe to drink directly from the tap. In buildings with private storage tanks or plumbing, water quality can also depend on how those systems are maintained.

Last checked: 2026-11-09

Japan is ranked as number 41 globally with a score of 78.1% in the water quality EPI research conducted by Yale University.

Source of Water in Hakodate, Japan

Hakodate’s tap water comes mainly from river watersheds around the city. The Kameda River is a key source, with its flow regulated by Sasagawa Dam; other service areas also use sources such as the Matsukura River and local groundwater.

The raw water is treated at municipal water purification plants before it is distributed to homes and businesses. Treatment removes particles and microorganisms to meet Japan’s drinking-water standards.

Hakodate Drinking Fountains

Public drinking fountains in Hakodate are generally safe to drink from, as Japan’s municipal tap water is treated and regulated to meet strict drinking-water standards. The city’s supplied tap water is intended to be potable.

Use fountains marked as drinking water and avoid ones marked out of service or not for drinking. If water looks discolored or has an unusual smell, choose another source.

Drinking Water Map

Here is a map showing all the locations of drinking water spots in Hakodate. You can click on each water drop to open the spot directly in Google Maps for directions. For easy access on the go, download our iOS app to find water fountains nearby.

Nearby Places

Shiraoi (99 km)

About the Author

Hi, I'm Emily Hartman, a researcher and water quality specialist with a background in public health.

I've spent the last few years studying how everyday water systems impact our health, and I'm passionate about making that information clear and useful for everyone.

Safe, clean tap water isn't just my job, it's something I truly care about.

Disclaimer

* The information provided on this website regarding the safety of tap water in Hakodate is sourced from reputable sources such as the World Health Organization (WHO), local water authorities, and the Environmental Performance Index (EPI) from Yale University. While we strive to ensure accuracy and reliability, it's important to note that water quality can vary over time and may be subject to factors beyond our control. Users are encouraged to verify the current water quality status with local authorities or consult additional resources before making decisions regarding water consumption. We disclaim any liability for actions taken based on the information provided on this website.