We are one of Japan’s largest comprehensive water utility service providers, offering support for Tokyo’s water supply operations in the fields of water technology, customer service, and IT.

Water infrastructure is essential to the city’s operations and the daily lives of its residents. With a sense of pride in serving on the front lines of this vital system, every employee works diligently every day to provide you with water that is both safe and great-tasting.

Our company was established with funding from the Tokyo Metropolitan Government Bureau of Waterworks, and as many of the Bureau’s operations will continue to be transferred to us, we will continue to evolve as a unique enterprise that combines stability with growth potential.

As our operations expand, the role that Tokyo Water plays will become increasingly important.We are committed to ensuring a stable water supply every day and to responding promptly in the event of a major disaster.Furthermore, we will maximize our extensive expertise to contribute to the development of water supply services both in Japan and overseas.

We kindly ask for your continued understanding and support.