This article provides an overview of all projects designated as “Preparation Zones” under Japan’s Offshore Renewable Energy Act.
From this page, you can access detailed articles for each individual project.
If you wish to check the overview and latest progress of all projects designated as “Promotion Zones,” “Promising Zones,” and “Preparation Zones” under Japan’s Offshore Renewable Energy Act, please refer to the Japan Offshore Wind Project Map.
Preparation Zone Project Summaries
| Area | Technology | Details |
|---|---|---|
| Hokkaido Gan-wu Minami-goshi Offshore (floating) | Floating | Read more |
| Hokkaido Shimamaki Offshore (floating) | Floating | |
| Aomori Mutsu Bay Offshore | Fixed-bottom | |
| Iwate Kuji Offshore (floating) | Floating | |
| Chiba Asahi Offshore | Fixed-bottom | |
| Tokyo Oshima Offshore (floating) | Floating | |
| Tokyo Niijima Offshore (floating) | Floating | |
| Tokyo Kozushima Offshore (floating) | Floating | |
| Tokyo Miyake Offshore (floating) | Floating | |
| Tokyo Hachijo Offshore (floating) | Floating | |
| Offshore Eastern Toyama | Fixed-bottom | |
| Hukui Awara Offshore | Fixed-bottom | |
| Wakayama Offshore (East) | Fixed-bottom | |
| Wakayama Offshore (West) (floating) | Floating | |
| Saga Karatsu Offshore | Fixed-bottom | |
| Nagasaki Goto Offshore South (floating) | Floating | |
| Kagoshima Ichikikushikino Offshore | Fixed-bottom |
If you wish to check the overview and latest progress of all projects designated as “Promotion Zones,” “Promising Zones,” and “Preparation Zones” under Japan’s Offshore Renewable Energy Act, please refer to the Japan Offshore Wind Project Map.
Explore more categories at DeepWind:
- 🔍Market Insights – Understand the latest trends and key topics in Japan’s offshore wind market
- 🏛️Policy & Regulations – Explore Japan’s legal frameworks, auction systems, and designated promotion zones.
- 🌊Projects – Get an overview of offshore wind projects across Japan’s coastal regions.
- 🛠️Technology & Innovation – Discover the latest technologies and innovations shaping Japan’s offshore wind sector.
- 💡Cost Analysis – Dive into Japan-specific LCOE insights and offshore wind cost structures.



