To reduce the burden of energy costs on households affected by rising prices, a portion of the renovation costs for upgrading existing homes in Hiroshima Prefecture to windows with high insulation performance will be subsidized.
Hiroshima Prefecture: Eco Window Promotion Subsidy for Households (FY2026)
September 11, 2026
Summary
Hiroshima Prefecture subsidizes one-third of the cost of installing highly insulated windows in existing homes, up to ¥90,000, to help households reduce energy expenses.
Key Information
| Location | Hiroshima |
|---|---|
| Opening Status | Open for Applications |
| Application Period | Jun 17, 2026 – Jan 31, 2027 |
| Max Subsidy Amount | ¥90,000 |
| Subsidy Rate | 1/3 |
| Purpose | Capital investment / Energy conservation / Environment |
| Eligible Applicants | Cooperatives, organizations, etc. / Corporations / Individuals |
| Implementing Agency | Hiroshima Prefecture |
| Official Page | https://www.pref.hiroshima.lg.jp/site/eco/shouenehojyokin.html |