Water in Japan

Water is an invaluable resource for humanity. Japan is fortunate in having a bountiful supply and has developed an array of approaches for managing its water resources. In this series we look at such aspects as public water systems, agricultural and industrial uses, and measures to mitigate water-related disasters.

“Underground Temple” Safeguards Greater Tokyo from Floods

The Metropolitan Area Outer Underground Discharge Channel was completed 10 years ago and has helped reduced flood damage around the nation’s capital on more than 100 occasions. The world-class underground flood control system not only drains rainwater from low-lying areas but has a pressure adjusting tank that, with its huge columns, has been likened to a giant underground temple.
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A Solution to the Global Water Shortage?

Every summer brings water shortages in Japan, and this has given rise to a host of water-saving products. One major hit in recent years has been the Bubble90 nozzle that can cut water use by 90% while also improving washing performance. It has been widely adopted in the restaurant industry.
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Drinking from the Tap: Tokyo’s High-Quality Water Supply

The Tokyo Waterworks employs leading-edge technology and upholds the highest standards to ensure clean, safe, and delicious tap water for the city’s residents.
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