Skip to main content
Engineer operating equipment at a sewage treatment facility
Close-up of blue water surface with ripples
Aerial view of Tokyo cityscape with Tokyo Tower and the bay area

Using the power of sewerage to
make a sustainable society the“newnormal”

SCROLL

Company Info

Tokyo Metropolitan Sewerage Service Corporation (TGS: Tokyo Gesuido Service) operates Tokyo’s wastewater service, and is engaged in sewer pipeline maintenance and management operations essential for ensuring public safety and peace of mind, resource recycling operations such as water and sludge treatment, and training programs for developing sewerage operators.

For Details
Company Info image 1 Company Info image 2

International
Expansion

Our sewerage technology and know-how cultivated in Tokyo, one of the world's largest cities, are now attracting attention worldwide.To solve water environment problems faced by many cities, particularly in Asian countries, we actively conduct on-site surveys, training programs, and technical cooperation.

For Details
International Expansion image 1 International Expansion image 2

Technology
Development

We are constantly pursuing technological evolution as we aim for safer and more efficient sewage services. Starting from the challenges faced in the field, we are promoting development of new inspection and management methods utilizing robotics and AI, as well as equipment and materials, creating standards that will become the norms of the future.

For Details
Technology Development image 1 Technology Development image 2

Contact Us

We provide contact information for inquiries on pipeline, sludge, and water treatment businesses, as well as training, technology development, international expansion, and product sales.