In existing homes, this program comprehensively promotes improvements in energy consumption efficiency and decarbonization through CO2-reduction-related investment, and supports insulation renovations using high-performance building materials in living rooms.
CO2 Emissions Reduction Measures Project Subsidy (Existing Housing Insulation Renovation Support Program: Living Room Only Insulation) — September 2026 Public Call (FY2026)
September 16, 2026
Summary
This program supports insulation renovations using high-performance building materials in living rooms of existing homes. The subsidy is up to ¥1,200,000 per unit.
Key Information
| Opening Status | Open for Applications |
|---|---|
| Application Period | Sep 11, 2026 – Dec 11, 2026 |
| Max Subsidy Amount | ¥1,200,000 per unit |
| Subsidy Rate | 1/3 (upper limit varies depending on eligible products) |
| Purpose | Equipment investment / energy conservation |
| Eligible Expenses | Equipment purchase costs / raw material and material costs / construction costs |
| Eligible Applicants | Sole proprietors / corporations / individuals |
| Implementing Agency | Public Interest Incorporated Foundation Hokkaido Environment Foundation |
| Official Page | https://www.heco-hojo.jp/reform/ima_reform.html |