Misaki Mirai Holdings Begins Participation in Supply-Demand Adjustment Market with "MSK Imari Battery Storage" in Imari City, Saga Prefecture
Misaki Mirai Holdings has commenced participation in the supply-demand adjustment market with its MSK Imari Battery Storage, marking its first grid-scale battery project.
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- 📰 Published: April 1, 2026 at 19:01
Misaki Mirai Holdings Co., Ltd. (Headquarters: Shibuya-ku, Tokyo; Representative: Yuta Misaki) is pleased to announce that it has commenced participation in the supply-demand adjustment market (primary adjustment capability offline) for its "MSK Imari Battery Storage" (Output: 2MW / Capacity: 8MWh) located in Higashiyamashiro-cho, Imari City, Saga Prefecture, starting April 1, 2026.
MSK Imari Battery Storage
The MSK Imari Battery Storage was completed in December 2025 and has been operating in the wholesale electricity market since January 2026. With its recent entry into the supply-demand adjustment market, it will now transition to a more full-scale operational phase.
This project is the first grid-scale battery storage initiative in our energy business and serves as a foundation for future business expansion.
Starting with this project, we aim to form a business group centered on grid-scale and other battery storage businesses, striving to further enhance corporate value. Through this, we will contribute to society by stabilizing electricity supply and demand.
■ About MSK Imari Battery Storage
The MSK Imari Battery Storage is a crucial first project in our energy business, anticipating future developments. Having already commenced operations in the wholesale electricity market, our entry into the supply-demand adjustment market will further broaden the scope of transactions and operations utilizing battery storage.
Going forward, we also plan to address the capacity market. Through operations in multiple markets, we will accumulate knowledge and experience in the battery storage business, thereby expanding our energy business domain.
■ Future Outlook
Starting with the MSK Imari Battery Storage, we will proceed with the formation of a business group centered on grid-scale and other battery storage businesses.
We aim to contribute to the stabilization of electricity supply and demand, and pursue sustainable growth and enhancement of corporate value by balancing social significance and business viability.
■ Facility Overview
Facility Name: MSK Imari Battery Storage
Location: Higashiyamashiro-cho, Imari City, Saga Prefecture
Output: 2MW / Capacity: 8MWh
Transaction Operations: Wholesale Electricity Market (from January 2026), Supply-Demand Adjustment Market (from April 2026), Capacity Market (planned for future)
■ Company Overview
Company Name: Misaki Mirai Holdings Co., Ltd.
Location: Shibuya Center Place 2F, 1-16-3 Dogenzaka, Shibuya-ku, Tokyo 153-0043
Representative: Yuta Misaki, Representative Director
Business Activities: Real estate related business / Energy business / Media and content business / Group business management
URL: https://mfh.co.jp/
■ Contact for this matter
Misaki Mirai Holdings Co., Ltd. Battery Business Department
Shibuya Center Place Building 2F, 1-16-3 Dogenzaka, Shibuya-ku, Tokyo 153-0043
E-mail: info@mfh.co.jp
Tel: 03-5962-7641
MSK Imari Battery Storage
The MSK Imari Battery Storage was completed in December 2025 and has been operating in the wholesale electricity market since January 2026. With its recent entry into the supply-demand adjustment market, it will now transition to a more full-scale operational phase.
This project is the first grid-scale battery storage initiative in our energy business and serves as a foundation for future business expansion.
Starting with this project, we aim to form a business group centered on grid-scale and other battery storage businesses, striving to further enhance corporate value. Through this, we will contribute to society by stabilizing electricity supply and demand.
■ About MSK Imari Battery Storage
The MSK Imari Battery Storage is a crucial first project in our energy business, anticipating future developments. Having already commenced operations in the wholesale electricity market, our entry into the supply-demand adjustment market will further broaden the scope of transactions and operations utilizing battery storage.
Going forward, we also plan to address the capacity market. Through operations in multiple markets, we will accumulate knowledge and experience in the battery storage business, thereby expanding our energy business domain.
■ Future Outlook
Starting with the MSK Imari Battery Storage, we will proceed with the formation of a business group centered on grid-scale and other battery storage businesses.
We aim to contribute to the stabilization of electricity supply and demand, and pursue sustainable growth and enhancement of corporate value by balancing social significance and business viability.
■ Facility Overview
Facility Name: MSK Imari Battery Storage
Location: Higashiyamashiro-cho, Imari City, Saga Prefecture
Output: 2MW / Capacity: 8MWh
Transaction Operations: Wholesale Electricity Market (from January 2026), Supply-Demand Adjustment Market (from April 2026), Capacity Market (planned for future)
■ Company Overview
Company Name: Misaki Mirai Holdings Co., Ltd.
Location: Shibuya Center Place 2F, 1-16-3 Dogenzaka, Shibuya-ku, Tokyo 153-0043
Representative: Yuta Misaki, Representative Director
Business Activities: Real estate related business / Energy business / Media and content business / Group business management
URL: https://mfh.co.jp/
■ Contact for this matter
Misaki Mirai Holdings Co., Ltd. Battery Business Department
Shibuya Center Place Building 2F, 1-16-3 Dogenzaka, Shibuya-ku, Tokyo 153-0043
E-mail: info@mfh.co.jp
Tel: 03-5962-7641
FAQ
What is the supply-demand adjustment market?
It is a market that adjusts the balance between electricity supply and demand to stabilize the frequency and voltage of the power grid.
What is the role of MSK Imari Battery Storage?
As a grid-scale battery, it contributes to stabilizing electricity supply and demand through storing and discharging power.
What is the outlook for Misaki Mirai Holdings' energy business?
The company aims to expand its business domain by leveraging grid-scale battery storage as its core, operating in multiple markets such as the wholesale electricity market and capacity market.