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Tap Water Safety in Japan

Yes! Generally Safe to Drink*

LAST UPDATED: April 8, 2021 12:53 pm
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Table of Contents

How do People In Japan Rate The Tap Water?

Travellers and residents of Japan have rated the water quality and pollution as follows, according to subjective survey data. A score of 100% is considered very high, and a score of 0% is very low. Please be cautious that "moderate to very high" water pollution is bad and the higher the rate of water quality the better.

Can you drink the tap water in Japan?

The US Center for Disease Control’s travel advisory confirms the safety of the tap water in Japan (source). However, it would be best if you take special precautions toward the unregulated water sources in some areas. Like all countries though, water accessibility, sanitation, and treatment vary widely from location to location, so we encourage looking for specific city information.

What do people in Japan think about the tap water?

Tap water is fine to drink in Japan; in some rural areas, locals swear by its health benefits.

Wikitravel

Japan is a country obsessed with cleanliness and health hazards are few and far between. Tap water is potable everywhere and food hygiene standards are very high. There are no communicable diseases of significance, as despite the name, Japanese encephalitis has been almost eradicated.

USER SUBMITTED RATINGS

tap water
  • Drinking Water Pollution and Inaccessibility 30% Low
  • Water Pollution 38% Low
  • Drinking Water Quality and Accessibility 70% High
  • Water Quality 62% High

The above data is comprised of subjective, user submitted opinions about the water quality and pollution in , measured on a scale from 0% (lowest) to 100% (highest).

Reminder

Always take extra precautions, the water may be safe to drink when it leaves the sewage treatment plant but it may pick up pollutants during its way to your tap. We advise that you ask locals or hotel staff about the water quality. Also, note that different cities have different water mineral contents.

Sources and Resources

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Check tap water safety of cities in the Japan

How Do Your Rate the Tap Water in Your City?

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