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Is Kumamoto Tap Water Safe To Drink?

Not Enough Data

LAST UPDATED: 12:53 pm, April 8, 2021

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Can You Drink Tap Water in Kumamoto?

We don't have enough information to make a specific recommendation about the safety of drinking tap water in Kumamoto, Japan.

However, based on information from nearby locations, the average water score in Japan is a out of 100.

Tap Safe includes data from many publicly available sources, including the WHO (World Health Organization), CDC (Center for Disease Control), and user submitted databases, but unfortunately there's not enough data about Kumamoto.

To see user submitted ratings of the water quality for Japan, see the "User Submitted Ratings" box on this page.

Click here to check out the water quality for Japan


A common question posed by the uninitiated American who has never visited Japan is: can you drink tap water from the Japanese city of Kumamoto? While this particular city is a well-known tourist destination in Japan, it''s also a place where it''s possible to purchase tap water.

In fact, this particular location is home to the largest underground storage system for the supply of bottled and purified water in Japan. The system is called "Kuro-Kiryu" and was built over 60 years ago by a Japanese company.

In this article I''m going to describe the process by which you can obtain your tap water in Kumamoto Japan. In this article I''m going to discuss the steps that you should take before you make a decision.

The city of Kumamoto is located on the central island of Honshu in Japan. It''s a city that is popular for its beautiful countryside and beautiful spring as well as waterfall.

One of the easiest ways to get an analysis of yo


Kumamoto 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 Kumamoto, measured on a scale from 0% (lowest) to 100% (highest).

Related FAQS


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.

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