The Happo Noshiro Offshore Wind Power Project is a significant step in Japan’s renewable energy expansion. Positioned off the coasts of Happo Town and Noshiro City in Akita Prefecture, this project aims to drive the country’s transition toward sustainable energy while promoting regional economic growth and environmental responsibility. With a planned capacity of 375 MW, this initiative underscores Japan’s commitment to offshore wind development.
Project Overview
| Project name | HaPPO Noshiro Offshore Wind |
| Developer | HaPPO Noshiro Offshore Wind Power LLC |
| stakeholders | ENEOS Renewable Energy Corporation Iberdrola Renewables Japan Tohoku Electric Power |
| Location | Offshore happo town and Noshiro City, AKITA Prefecture |
| Type | Fixed-bottom Offshore Wind Power |
| WTG | vestas |
| Price | 3 JPY/kWh |
| Capacity | 375 MW (15 MW × 25 turbines) |
| Start of Construction | april 2025 |
| Operation Period | june 2029 – 2054 |
Location
Project Timeline & Development Phases
- 2017-Present: Environmental assessments, site surveys, and stakeholder engagement
- 2026 January: Onshore construction begins
- 2027 May: Offshore foundation work commences
- 2028 June: Installation of turbines and transmission systems
- 2029 June: Expected commercial operation date
The timeline ensures a methodical, environmentally conscious construction phase that aligns with Japan’s energy goals.
CAPEX & OPEX Estimates (Based on NEDO Model)
The capital expenditure (CAPEX) and operational expenditure (OPEX) estimates follow the latest NEDO offshore wind cost model.
The estimated capital expenditure (CAPEX) for the Happo Noshiro Offshore Wind is approx. ¥155 billion ($1.0 billion USD), with long-term operational costs (OPEX) projected at approx. ¥2.6 billion annually.
📌 CAPEX & OPEX Breakdown for 375 MW:
| Investment Factor | Estimated Cost (Billion JPY) |
|---|---|
| Turbine Procurement | 85 |
| Foundation & Installation | 59 |
| Substations & Grid Connection | 11 |
| Operations & Maintenance (OPEX/year) | 2.6 |
Economic and Environmental Impact
Regional Economic Growth
This offshore wind project is expected to significantly boost the local economy by creating job opportunities, enhancing supply chains, and promoting sustainable industries. Key initiatives include:
- Local Business Engagement: Involving regional companies in construction, operation, and maintenance
- Workforce Development: Establishing training programs for offshore wind specialists
- Infrastructure Enhancement: Utilizing regional ports such as Noshiro Port for operations and maintenance
Environmental Considerations
The project follows stringent environmental impact assessments to minimize ecological disruptions. Strategies include:
- Marine Ecosystem Protection: Careful planning to mitigate impacts on fisheries and marine life
- Sustainable Fishing Coexistence: Collaborating with local fisheries for long-term sustainability
- Wildlife Monitoring Programs: Implementing tracking systems for birds and sea life conservation
Technological Innovation and Global Expertise
Leveraging advanced technology and international expertise, the Happo Noshiro project will integrate cutting-edge solutions such as:
- High-Efficiency Turbines: Vestas V236 turbines with optimized energy output
- Advanced Grid Integration: Coordinating with Tohoku Electric Power for seamless energy distribution
- AI-Powered Maintenance Systems: Using predictive analytics for operational efficiency
Community Engagement and Sustainable Development
The project prioritizes strong community relations and aims to:
- Support Local Fisheries: Implementing collaborative initiatives for sustainable aquaculture
- Enhance Educational Programs: Partnering with academic institutions for offshore wind research and training
- Promote Public Awareness: Conducting information sessions and community outreach programs
Conclusion: Advancing Japan’s Offshore Wind Leadership
The Happo Noshiro Offshore Wind Power Project represents a major milestone in Japan’s renewable energy journey. With its focus on sustainability, economic development, and technological excellence, it sets the stage for the country’s offshore wind expansion.
For industry professionals, investors, and policymakers, this project serves as a testament to Japan’s offshore wind potential. Stay tuned to J-WIND Times for ongoing updates on offshore wind developments in Japan.
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