The data indicates a consistent upward trend in renewable energy supply (excluding solid biofuels) in Japan from 2024 to 2028. Starting at a value of 5.57% in 2024, there is an estimated year-on-year growth increment of approximately 4.85% by 2025, 4.62% by 2026, 4.26% by 2027, and 4.24% by 2028, demonstrating a steady increase. Looking backward, this supply stood at 5.30% in 2023. The Compound Annual Growth Rate (CAGR) over this 5-year period from 2024 to 2028 is calculated at 4.44% per year.
Key future trends to watch for include advancements in renewable technology, government policy shifts towards more aggressive renewable energy targets, and changes in energy storage solutions which could all significantly impact Japan's renewable energy landscape beyond these forecasted values.