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Procedures for reduction or exemption

Final update date January 14, 2020

Reduction and exemption of water and sewerage usage fees

There is a system to reduce or reduce water and sewerage usage fees.
Details of water rate reduction/reduction system

Individual Welfare Reduction System


If you apply to Water Works Bureau City Customer Service Center will confirm that the household will be eligible for reduction and exemption, and if you apply, we will mail a set of documents, so a copy of the application for reduction and exemption and a certificate of certification such as a certificate of disability will be sent to the reply envelope. Please
Alternatively, fill out and apply for required items City is required for each ward office Health and Welfare Center.

Flood exemption system


About reduction such as water rates with leak of water

Procedures for applying basic rates

If one meter is used for housework in two or more households, there is a system to calculate the water charge by applying the basic charge for each household at the request of the customer.
Details of the basic charge system


Please consult with Water Works Bureau Service Center, please
The Water Works Bureau will mail a complete set of required documents City by mail, so you will need to submit an application form and an resident certificate indicated by household head are not allowed to copy, personal number (My Number) is unnecessary) Please enclose it in a reply envelope and reply to Water Works Bureau envelope for reply. Please note that we will not be able to accept applications in resident certificate City cannot accept applications.

For inquiries about water supply, please contact Water Works Bureau Customer Service Center.

Water Works Bureau Customer Service Center

Telephone: 045-847-6262 Fax: 045-848-4281
※Please be careful not to make a mistake.

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Inquiries to this page

Water Works Bureau City Water Supply Service Department Service Promotion Section (The following telephone and fax numbers belong to the Customer Service Center)

Telephone: 045-847-6262

Telephone: 045-847-6262

Fax: 045-848-4281

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