FY2025 Supplementary Budget / FY2026 Budget: "Project to Promote the Introduction of Solar Power Generation Equipment to Parking Lots, etc."
Updated: July 2026, 4
table of contents
Application assistance service for subsidies to promote the introduction of solar power generation equipment in parking lots, etc.
Subsidy overview
Utilizing this subsidy offers several advantages, including significantly reducing equipment installation costs and lowering running costs.
Equipment eligible for assistance
①Solar power generation equipment(Solar carports, vertical solar panels, solar roads)
②Substations for solar power generation facilities
③Stationary battery storage
4Vehicle-mounted battery(Electric vehicles and plug-in hybrid vehicles)
⑤Vehicle-mounted battery charging/discharging equipment or charging equipment
⑥Energy Management System (EMS)
Subsidy amount
Solar power generation equipment :
Solar carport, vertical solar: Fixed price of 80,000 yen/kW x total rated output of power conditioner (kW)
Solar Road: Subsidy rate 1/2
Stationary battery storage :
If the price is below the target price: Subsidized expenses × 1/3
If the price exceeds the target price:
Commercial/Industrial Use: 3.9 yen/kWh x Total Battery Capacity (kWh)
For home use: 3.8 yen/kWh x total value of battery capacity (kWh)
Vehicle-mounted battery: Fixed rate of 2 yen/kWh × storage capacity (kWh)
Charging and discharging facilities (public facilities or disaster relief centers*) :
Equipment costs: Subsidy rate 1/2
Installation fee: Fixed rate (maximum 95 yen per unit)
Charging and discharging equipment (*Other facilities, etc.) :
Equipment costs: Subsidy rate 1/3
Installation fee: Fixed rate (maximum 15 yen per unit)
Charging equipment :
Equipment costs: Subsidy rate 1/2
Installation fee: Fixed price
Recruitment period
First application period: Must arrive at noon between April 24th and June 11th, 2026
Do you have this problem?
- I don't know how to adjust the schedule or when to submit applications.
- The documents required for applications and performance reports are specialized and time-consuming to gather.
- The application guidelines are complicated, and I'm not sure if my company is eligible.
- I am worried about using the electronic application system 'jGrants' and the necessary preparations.
Benefits of requesting
Checking and preparing complex required documents on your behalf.
As experts in the field, our firm will act as your procedural agent, handling all the complex procedures from grant application to plan changes and construction completion reports, serving as your single point of contact.
Support for electronic applications
This subsidy requires application through "jGrants". We provide support for all the pitfalls unique to electronic applications, from advice on obtaining an account to accurate input and submission within the system.
Strict schedule and compliance management
Experts will thoroughly manage the strict rules and deadlines required to receive grants.
Application flow
1
- Gathering required documents
- After you apply, our specialized staff will guide you through the necessary documents for the grant application. If you have any problems with collecting documents, etc., you can contact us anytime during business hours.
2
- Interview (phone, ZOOM, etc.)
- In order for us to create a business plan, we will need to meet with you for about 30 minutes to an hour.
3
- Creating a business plan
- Our specialized staff will create a draft business plan for you to pass the selection process, and we will ask you to confirm the contents.
4
- Application
- After entering the information in the application portal, you will submit your application.
5
- Announcement of selection
- The results will be announced approximately one month after the application deadline.
Reward table
10 million yen ~ Wait
*Assuming 30 requests per year
*This may vary depending on the workload.


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