Cool Net Tokyo (Project to promote the spread of insulated and solar-powered homes that are disaster-resistant and contribute to health)

What is the V2H Promotion Project for Single-Family Homes? How to apply and an overview of each project explained!

Updated: July 2025, 7


The "Project to Promote the Spread of V2H in Detached Houses" is a subsidy program implemented by the Tokyo Metropolitan Government that supports the introduction of "V2H (Vehicle to Home)" devices that enable two-way exchange of electricity between electric vehicles (EVs) or plug-in hybrid vehicles (PHEVs) and homes.

・Half of the eligible expenses (Maximum: 2 yen)

・If the eligible expenses are covered by subsidies from the government or other organizations, the amount will be half of the eligible expenses minus the amount of the subsidy. Maximum: 50,000 yen

*Expenses covered by the grant: unit purchase cost + installation cost

* If you own a "solar power generation system" and an "electric vehicle or plug-in hybrid vehicle" that meet certain requirements, you can apply for the total amount.

① The equipment is eligible for subsidy and was newly installed in a detached house in Tokyo (※)

On the day it was installed,
The vehicle is eligible for subsidies under the CEV Regulations as part of the Center's subsidy program.

③ The target equipment is not receiving any other similar subsidies from the Tokyo Metropolitan Government or the Corporation.

- Businesses or individuals who own V2H vehicles that are eligible for the subsidy

- A person who leases a V2H device eligible for the subsidy to an individual under a lease agreement (limited to a person who applies for the subsidy jointly with the person who is using the device that is eligible for the subsidy).

DocumentDescription
Quotation・The address of the location where the target device will be installed must be clearly stated. ・The name of the grant applicant must be stated in the "Destination (orderer)" field.

* The above documents are required for advance application.

 We will inform you of the documents required for the grant application and performance report after your advance application.

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