About electronic application related to various procedures of designated water supply equipment construction company (2024.04.04.04.01)

In Yokohama City, all procedures related to designated water supply equipment construction companies (new designation, update, change, abolition (closed), designation book re-grant, chief engineer appointment and dismissal) are performed in Yokohama-shi electronic application, report system (hereinafter, "system").
In order to use this system, you need to register in advance (free) and log in to the system.
If you are using the service for the first time, access from the link below, select "New Registration" at the top right of the system web page, register as a member, log in and start the procedure.

☆Click here to register as a member. → Home | Yokohama City Electronic Application and Notification System (yokohama.lg.jp) (outside site)

1. Notification of new registration, change, abolition (closed), re-grant of designated documents, appointment of chief engineer, appointment and dismissal → Notification of new registration / change Yokohama City (yokohama.lg.jp)
2. Specified update → About designated update Yokohama-shi (yokohama.lg.jp)
3. List of water leak repair companies listed on the downstream side → About listing of meter downstream water leak repair company list Yokohama-shi (yokohama.lg.jp)