Sewerage-related Forms

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Page ID1010025 Updated on December 10, 2025

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Consultation Desk for Construction of Sewerage Facilities and Applications for Specific Facilities

Consultations regarding the construction of public sewerage facilities are accepted through the link below.

Consultations at the Sewerage Division counter in City Hall require an advance reservation. If you wish to consult, please register your preferred date and time. After confirmation, we will inform you of the schedule to visit the counter. Please note that if the city determines that the matter can be handled via email or other means, the counter reservation will be automatically canceled after the response.

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Application for Approval of Public Sewerage Facility Construction (Self-Funded Construction)

Regarding application forms, commencement notifications, and completion notifications for public sewerage facility construction work (self-funded construction) procedures, please submit them via electronic application using the form below.

When submitting, please be sure to check that there are no omissions in filling out the form, no missing seals, and no missing documents.

The period from application to the issuance of the approval document usually takes about one week, but depending on the content, it may take more than one month. Please allow sufficient time for the procedure.

Mast / Installation Pipe Correction Template

Note: Please submit the following correction template for the manhole/connection pipe along with the above self-funded construction completion notification.

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Application for Public Restroom Installation (Public Works)

If you are unsure whether the public water meter connection within your residential land is self-funded or publicly funded, please prepare the judgment sheet below along with the relevant location map, cadastral map, and certified copy of the registry in PDF format, and send them via the consultation form located at the top. Please allow about 5 business days for the judgment results, so consult with sufficient time.

The Application Form for public water meter installation can also be submitted via the consultation form in the same manner.

Sewerage work related to road occupation

If the work involves the occupation of a public road, please be sure to check "Regarding the Occupation of Public Roads" and submit the "Road Occupation Procedure Power of Attorney."

Note: The "Public Water Installation Application Form" must be submitted printed on both sides.

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Application for Designated Sewerage Construction Shops

  • When applying or submitting notifications, to shorten the procedure time at the counter, please first send the documents you plan to submit via electronic application for preliminary review.
  • For the procedure flow and necessary submission documents, please refer to the "Guidelines for Various Applications and Notifications for Designated Sewerage Construction Shops in Inagi City."

Please download the application form, fill it out, and submit it as a PDF or JPEG (photographed data of the attached documents, etc.) using the form below.

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Application for Permission to Occupy Public Sewerage Facilities

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Water Quality

Please be sure to check the "Installation Guidelines for Disposal Drainage Systems, etc." regarding the installation of disposers.
In Inagi City, only products certified based on the "Performance Standards for Disposal Drainage Systems for Sewers (Draft) (March 2013)" created by the Japan Sewerage Association can be newly installed.

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Drainage Equipment Related

Regarding the Application Form for Plan Confirmation and Completion Notification for Drainage Facility Construction, please submit it via electronic application using the form below. For the "Notification of Start of Public Sewerage Use, etc.", please submit it using the electronic application form at the bottom of this page.

Attention: There have been many errors in the submitted documents. Please double-check that there are no unfilled sections in the Application Form or Completion Report, and that there are no mistakes in the drawings such as the depth of the manhole or numbering, before submitting to ensure there are no deficiencies.

For viewing completed drainage facility drawings, please use the following Application Form and power of attorney.

If you print the Public Sewer Use Start Notification Form on both sides, a table for multiple households and apartment water numbers will be printed on the back of the Public Sewer Use Start Notification Form. If there are two or more water meters (such as in apartment buildings or two-family houses), please fill out the table for multiple households and apartment water numbers for all meters located at the installation site.

You can apply using the form below.

You can apply using the form below.

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Inquiries about this page

Inagi City Urban Environment Management Department Sewerage Division
2111 Higashi-Naganuma, Inagi City, Tokyo 206-8601
Phone number: 042-378-2111 Fax number: 042-378-9719
Contact Us for the Sewerage Division, Urban Environment Management Department, Inagi City