Energy-Saving and Non-Fossil Fuel Conversion Subsidy (Factory/Business Facility Type (IV): Energy Demand Optimization Type), 4th Call for Applications

October 7, 2026

Summary

This subsidy supports businesses implementing advanced equipment, high-efficiency designated equipment, process improvements, and energy management systems that meet energy-saving requirements. It aims to promote energy conservation and establish a stable, appropriate energy demand structure.

Key Information

Opening Status Open for Applications
Application Period Oct 5, 2026 – Oct 30, 2026
Max Subsidy Amount ¥100,000,000
Subsidy Rate Small and medium-sized businesses, etc.: 1/2; Large enterprises and others: 1/3; Minimum amount: ¥300,000
Purpose Equipment investment / Productivity improvement and operational efficiency / Energy saving
Eligible Expenses Equipment purchase costs / Construction costs
Eligible Applicants Sole proprietors / Corporations
Implementing Agency Initiative for Co-creation of Environment
Official Page https://sii.or.jp/koujou07r/overview4.html

This program provides subsidies for a portion of the expenses required for projects that meet energy-saving effect requirements by introducing “advanced equipment and systems” expected to expand the potential for implementation, replacing or modifying processes with “custom-made equipment involving machine design” and “high-efficiency designated equipment with significant energy-saving effects,” or introducing energy management systems equipped with functions such as measurement, visualization, and control, among the energy-saving initiatives planned by business operators. Through this program, the aim is to promote energy savings in each field and establish a stable and appropriate energy demand structure in response to domestic and international economic and social conditions.