Received Orders for Construction of Two Grid-Scale Energy Storage Facilities in Fukuoka and Kagoshima Prefectures

Rising Corporation (Headquarters: Ikeda City, Osaka; Representative Director: Hidetoshi Ohto; hereinafter "the Company"), which promotes the realization of a sustainable society through its sustainability solution business, has received orders for land sales and construction of "grid-scale energy storage facilities" in Fukuoka and Kagoshima prefectures as of March 30, 2026.

Rising Corporation celebrates its 30th anniversary.

Background and Purpose of this Contract

In recent years, with the expansion of renewable energy introduction, adjusting the power supply-demand balance against fluctuations in power generation due to weather conditions has become an issue. To solve these issues, the Company is promoting the grid-scale energy storage business, which contributes to the stabilization of the regional power grid and the effective utilization of renewable energy.

We have successfully concluded a contract with a customer in the Kyushu Electric Power jurisdiction area who is interested in promoting renewable energy businesses and decarbonization, after they evaluated our grid-scale energy storage business.

Overview of Target Properties

The grid-scale energy storage facilities for which we have concluded contracts this time are the following two locations. Both are planned to have a scale of 2MW/8MWh and will be facilities that contribute to regional power stabilization.

① Energy Storage Facility Location: Akune City, Kagoshima Prefecture

Power Conditioner Output (AC): 2,000kW Storage Capacity (DC): 8,000kWh Property Handover (Scheduled Start of Operation): December 2026

② Energy Storage Facility Location: Itoshima City, Fukuoka Prefecture

Power Conditioner Output (AC): 2,000kW Storage Capacity (DC): 8,000kWh Property Handover (Scheduled Start of Operation): January 2027

Future Outlook

To continue contributing to the realization of a decarbonized society and the construction of regional energy infrastructure, the Company will actively develop and sell grid-scale energy storage facilities nationwide. Aiming to acquire orders for 10 high-voltage energy storage facilities worth approximately 6.5 to 7 billion yen within this fiscal year, we aim to deepen partnerships with local companies and contribute as a regional infrastructure company in renewable energy.

[Contact Information]

◯ Rising Corporation Business Management Division ◯ E-mail: [email protected] ◯ Phone: 06-4391-3908

[Company Overview] ● Company Name: Rising Corporation ● Location: 2-6-25 Kanda, Ikeda City, Osaka ● Representative: Representative Director Hidetoshi Ohto ● Corporate Website URL: https://www.group-rising.co.jp/ ● Business Details:

Sustainability Solution Business

① Eco Solutions (Sales, construction, maintenance of residential and industrial energy-saving systems, as well as alliance sales such as consulting and business agency)

② Building Solutions (Design, sales, construction of new ZEH houses, energy-saving remodeling, vacant house revitalization renovation, and general construction of stores, offices, warehouses, etc.)

③ Electric Power Solutions (Development and sales of grid-scale energy storage facilities, operation of solar power generation systems, etc.)

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