[SII] Acceleration of decarbonization renovation of commercial buildings (decarbonization building renovation business)
Updated: July 2026, 1
The purpose is to support energy-saving renovations and the introduction of energy-saving equipment in existing commercial buildings such as commercial facilities and educational facilities.
This subsidy covers a wide range of eligible equipment and the amount of subsidy is large.
Through sales activities that utilize this subsidy, you can increase your company's sales.
Our Services
【Procedure agency for grant applications, interim reports, and performance reports]
① Check the conditions necessary for subsidy application
We will share the information after investigating whether the target subsidy is applicable and any concerns.
② Date management/case management
Even if there are a large number of requests, we will manage the cases and deadlines.
We will guide you so that you can apply in plenty of time.
③ Information on required documents
We will provide easy-to-understand guidance so that you can prepare the necessary documents smoothly.
In some cases, we will also handle documents from the applicant (orderer).
④ Check attached documents and create application form
We will quickly prepare a complete set of application documents by preparing all the documents necessary for the application.
⑤ Application and amendments to the secretariat
We handle all online applications and post-application amendments.
Process to receive subsidy
Applicants who wish to utilize the subsidy request construction work from a construction company, and the construction company then applies to our company (see the diagram below).
Therefore, customers can use subsidies as a sales tool to make proposals to applicants (orderers).

Advantages of requesting subsidies from us
① Reduce the burden of in-house subsidy applications
You can share subsidy know-how within the company and outsource subsidy applications that were previously performed by sales staff, reducing the burden. Our specialist subsidy team handles subsidy applications.
Up until now, we have applied for numerous equipment and housing subsidies.
We have a wealth of experience in everything from preparing application documents to negotiating with the government.
② Thorough date management
We will guide you through the necessary documents at any time before the contract, before construction, and during construction to prevent delays and omissions in your application.
③ Providing services tailored to your business scale
In response to your company's consultations and requests, we provide services tailored to the size of your application.
Create an application form to reduce the burden on sales staff when applying.
In addition, you can share the management list and visualize the progress of all cases.
We will provide the most suitable service depending on your company's issues.
④ Speedy response
Our motto is fast response.
We establish specialized teams for each project, and our systematized processes enable quick response.
We handle your applications swiftly and reliably.
* If a subsidy application is handled by someone other than an administrative scrivener, it may be in violation of the law.
Our application record to date
・ZEH subsidy: 130 cases per year
・Solar power, energy farm, storage battery, HEMS installation cost subsidy: 1,000 cases per year
・Long-term quality housing renovation project: 70 projects per year
・Housing Stock Circulation Support Project Subsidy Energy-Saving Renovation Promotion Project Subsidy: 150 cases per year
・Business plan certification procedure: 1300 cases per year
・Applications for housing benefits: 1600 per year
・Applications for energy-saving housing eco points: 3600
Overview of this grant
From here, we will briefly explain the outline of this subsidy and the application process.
budget amount
Supplementary budget for FY5: 339 billion yen (until FY8)
Equipment eligible for assistance
A feature of this subsidy is the wide range of equipment covered by the subsidy.
Therefore, this subsidy can be introduced to businesses in a wide range of fields.
I think this makes it easier for business operators to propose to customers.
Building envelope <insulation windows>, building envelope <insulation material>, high-efficiency air conditioning (commercial air conditioners, etc.), LED lighting equipment with control function, BEMS
Process to receive subsidy
The general flow of the subsidy application is presented below.
As with general subsidies, you will need to apply twice.
Our company prepares various application documents, provides guidance on required documents, and makes applications.
We will also handle any amendments that occur after the application has been submitted.
Therefore, you can rest assured that your company's personnel will not be devoting resources to dealing with corrections.
However, we may ask you to send us the documents and information necessary for the amendment.

Consultation & application to our company
Please contact us by phone or email.
Applications are accepted by fax or email, so there is no need to visit our office.

Application form preparation
We will create an application form based on the information we have received from you.

Application Approved
Submit the application form created by our company to the application destination.

Interim report
An interim inspection will be conducted for projects that have been approved for grant.

Performance reporting
Once the subsidy project is completed, it is necessary to report the results.

Submission of implementation status report, notification of confirmation, receipt of subsidy
After submitting the performance report, a confirmation notice will be sent to the applicant, and the subsidy amount will be determined and issued.
For subsidy applications, please contact Support Administrative Scrivener Corporation
To date, our company has applied for numerous equipment and housing subsidies.
Because of this know-how, we are able to provide fast response and high-quality services.
Applying for a subsidy is a task that involves the need to collect documents and the complexity of filling out application forms.
This means that you will have to spend a lot of time and effort.
Why not outsource the complicated subsidy application process to us and focus on your sales activities? We will do our best to support your company.
Call us
06-6442-3915(Weekdays 9 hour to 18 hour)




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