East Asia Renewable Energy - Market Share Analysis, Industry Trends & Statistics, Growth Forecasts (2026-2031)

The east asia renewable energy market size in terms of installed base is projected to be 2.59 terawatt in 2025, 2.92 terawatt in 2026, and reach 5.51 terawatt by 2031, growing at a CAGR of 13.5% from 2026 to 2031. This report is Segmented by Technology (Solar Energy, Wind Energy, Hydropower, Bioenergy, Geothermal, Ocean Energy), End-User (Utilities, Commercial and Industrial, Residential), and Geography (China, Japan, South Korea, Taiwan, Rest of East Asia). The Market Forecasts are Provided in Terms of Volume (TW).

East Asia Renewable Energy Market Trends and Insights

Government Decarbonization Mandates & Subsidy Mechanisms

Regional policy frameworks now embed gigawatt-scale targets in economic planning. China’s 15th Five-Year Plan ties provincial GDP metrics to renewable roll-outs, ensuring political accountability for capacity gains. Japan’s seventh Strategic Energy Plan finalized in 2024 raised the 2040 renewable electricity goal to 50% and switched to feed-in-premium auctions that flex with wholesale prices, reducing fiscal exposure while safeguarding developer cash flows. South Korea’s RE3020 requires public institutions to source 35% of power from renewables by 2030, already catalyzing 18 utility-scale solar tenders in 2025. Taiwan legislated a USD 28 billion offshore wind and green hydrogen fund through 2030, monitored quarterly by the Bureau of Energy. Together these programs imply a regional carbon price floor near USD 45 per ton, rendering unabated coal uncompetitive before the decade’s end.

Rapid LCOE Decline for Solar PV & Wind

Asia-Pacific solar and wind levelized costs fell 16% in 2024 as polysilicon oversupply, N-type cell efficiencies above 25%, and bifacial adoption near 70% drove module prices to USD 0.09 per watt. China’s utility-scale PV averaged USD 27 per MWh in 2024, undercutting gas by 35%. Inner Mongolia wind auctions cleared at USD 31 per MWh in 2025 thanks to 6.5 MW turbines with 180-meter rotors. Offshore wind remains pricier, yet localized supply chains in Jeollanam-do aim for USD 55 per MWh by 2028 as Doosan Enerbility’s 15 MW nacelles reach volume scale. Continuous cost compression widens the East Asia renewable energy market addressable base and encourages hybrid storage pairings that secure evening-peak premiums.

Grid Congestion & Curtailment Risk

Solar curtailment in China hit 9.2% during Jan-Feb 2026 as 180 GW of 2025 additions outpaced transmission growth. Tibet dumped 17% of midday solar because a lone 3 GW line serves a 400 MW load. State Grid has earmarked CNY 650 billion for five new ultra-high-voltage corridors through 2027, yet typical build times run up to four years. Hokkaido’s curtailment drop post-HVDC shows targeted links can resolve bottlenecks, but Korea still caps variable renewable share at 25% without co-located storage. Persistent congestion restrains near-term additions and trims the East Asia renewable energy market growth runway.

Other drivers and restraints analyzed in the detailed report include:

• Corporate-PPA Boom from Data-Center & Heavy-Industry Buyers
• Cross-Border HVDC Super-Grid Build-Out
• Land-Use & Permitting Delays for Onshore Assets

For complete list of drivers and restraints, kindly check the Table Of Contents.

Segment Analysis

Solar Energy commanded 53.1% of installed capacity in 2025. Continuous cost declines, desert mega-bases, and rooftop mandates cement its primacy, though polysilicon audits bifurcate supply chains. Ocean Energy’s low 2025 base under 300 MW underpins its 43.4% CAGR, with South Korea’s Sihwa barrage and Japan’s Proteus turbine signaling commercial readiness.

Turbine scaling lifts wind contributions; 16 MW platforms now generate 80 GWh annually, doubling 2020 units. Pumped-storage hydro like China’s 3.6 GW Fengning plant stabilizes variable output, while geothermal additions in Kyushu diversify Japan’s mix. Concentrating solar and bioenergy stay niche as PV costs plunge below USD 0.10 per watt. Ocean technology pilot success could expand the East Asia renewable energy market frontier beyond traditional resources.

Complete Report Scope:

• By Technology
  • Solar Energy (PV and CSP)
  • Wind Energy (Onshore and Offshore)
  • Hydropower (Small, Large, PSH)
  • Bioenergy
  • Geothermal
  • Ocean Energy (Tidal and Wave)
• By End-User
  • Utilities
  • Commercial and Industrial
  • Residential
• By Geography
  • China
  • Japan
  • South Korea
  • Taiwan
  • Rest of East Asia (Mongolia, Hong Kong, Macau)

List of Companies Covered in this Report:

• State Power Investment Corporation (SPIC)
• China Three Gorges Corp (CTG)
• JinkoSolar Holding Co Ltd
• LONGi Green Energy Technology Co Ltd
• Xinjiang Goldwind Science & Technology Co Ltd
• Trina Solar Ltd
• JA Solar Technology Co Ltd
• Siemens Gamesa Renewable Energy SA
• Vestas Wind Systems A/S
• Eurus Energy Holdings Corp
• Korea Electric Power Corp (KEPCO)
• JERA Co Inc
• Mitsubishi Corp (Renewables)
• Orsted A/S (Taiwan JV)
• CGN New Energy Holdings Co Ltd
• Shenergy Group Co Ltd
• Tokyo Electric Power Renewable Power Co
• Hanwha Q-Cells Co Ltd
• SK E&S Co Ltd
• Ørsted Japan KK

Additional Benefits:

• The market estimate (ME) sheet in Excel format
• 3 months of analyst support