Announced details
Rooftop solar power generation at factories and warehouses, sale of surplus electricity, renewable energy adoption, and use of environmental value
A business relationship under which Digital Grid supports the sale of surplus electricity and the use of its environmental value from the rooftop solar power generation system that Toyo Kohan will install at its Hayama Plant. Capital and personnel relationships: Not disclosed.
Head office: Shinagawa-ku, Tokyo; President and Representative Director: Kai Masahiro (甲斐政浩). The Hayama Plant is located in Yamaguchi Prefecture. Other company information: Not disclosed.
Asia-Pacific High-Growth Companies Ranking 2026, Energy & Utilities: No. 1 in Japan
FY2025 Climate Change Action Environment Minister's Award
Yamaguchi Prefecture (Hayama Plant)
In this announcement the company addresses none of Contract Value / Offering price / Impact on Business Performance.
| Item | Details |
|---|---|
| Names of Products / Services Covered | Electricity and environmental value trading platform “DGP”, Distributed power generation aggregation services |
| Counterparty | Toyo Kohan Co., Ltd. |
| Counterparty overview | Head office: Shinagawa-ku, Tokyo; President and Representative Director: Kai Masahiro (甲斐政浩). The Hayama Plant is located in Yamaguchi Prefecture. Other company information: Not disclosed. |
| Relationship with the Company | A business relationship under which Digital Grid supports the sale of surplus electricity and the use of its environmental value from the rooftop solar power generation system that Toyo Kohan will install at its Hayama Plant. Capital and personnel relationships: Not disclosed. |
| Launch date | March 2027 (scheduled installation by Toyo Kohan of rooftop solar power generation at the Hayama Plant) |
| Applicable area | Rooftop solar power generation at factories and warehouses, sale of surplus electricity, renewable energy adoption, and use of environmental value |
| Award/certification name | Asia-Pacific High-Growth Companies Ranking 2026, Energy & Utilities: No. 1 in Japan, FY2025 Climate Change Action Environment Minister's Award |
| Location | Yamaguchi Prefecture (Hayama Plant) |
Items this document does not state (10)
These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.
The reasons the company gives
The company's own explanation, not something inferred from the numbers.The Hayama Plant is used mainly as a warehouse and has particularly low electricity consumption on holidays. Toyo Kohan explained that establishing a mechanism to sell the surplus electricity in the market and use its environmental value will enable it to maximize the use of its rooftop space.