---
title: "Choshi Offshore Wind (R1 withdrawn — re-auction)"
source: https://hafrok.com/projects/jp-choshi-offshore-wind-r1-withdrawn-re-auction/
identifier: jp-choshi-offshore-wind-r1-withdrawn-re-auction
updated: 2026-10-13
---

# Choshi Offshore Wind (R1 withdrawn — re-auction)

Source: https://hafrok.com/projects/jp-choshi-offshore-wind-r1-withdrawn-re-auction/  
Data as of: 2026-10-13

Located off Choshi City, Chiba Prefecture, in the Pacific Ocean. Distinct from the Choshi Offshore Demonstration turbine (operational).

| Field | Value |
|---|---|
| Country | Japan |
| Sea basin | Northwest Pacific |
| Capacity | 403 MW |
| Turbines | 31 |
| Lifecycle stage | On Hold |
| Coordinates | 35.6607, 140.8943 |
| Commercial operation (announced) | 2031 |
| Chance of delivery | Fragile (weight 0.136) |

## Milestones

- **On hold** — 2025-08-27 (dated)

## Offtake

No offtake secured — route to market open


## Sources

Every figure above traces to one of these. Quoted passages are held but not republished; follow the link for the original wording.

- unknown, date not stated — https://deepwind.jp/en/policy-regulations/japan-offshore-wind-round1-withdrawal-meti-analysis/
- DeepWind, 2025 — https://deepwind.jp/en/projects-en/chiba-choshi-offshore-wind/
- GEM, 2026 — https://www.gem.wiki/Choshi_Offshore_wind_farm
- GEBCO Compilation Group, 2020 — https://www.gebco.net/data_and_products/gridded_bathymetry_data/
- DTU Wind Energy / World Bank (Global Wind Atlas), 2026 — https://globalwindatlas.info/
- Chiba Prefectural Government (Environmental Policy Division), 2026-08-21 — https://www.pref.chiba.lg.jp/kansei/eikyouhyouka/jigyou/161-choshishiokiyojofuryoku/161-choshishiokiyojofuryoku.html
- offshoreWIND.biz, 2026-08-26 — https://offshorewind.biz/2026/08/26/tepco-starts-eia-process-for-new-choshi-offshore-wind-farm-as-japan-plans-re-tendering-project-sites-dropped-by-mitsubishi
- offshoreWIND.biz, 2025-08-27 — https://www.offshorewind.biz/2025/08/27/mitsubishi-decides-to-exit-three-offshore-wind-projects-in-japan/
- Aquilo Energy / EEAS, 2026-06-22 — https://www.eeas.europa.eu/sites/default/files/documents/Japanese%20OWP%20Tenders_Aquilo%20Energy%20GmbH_publication102022.pdf
- Shulman Advisory, 2026 — https://shulman-advisory.com/japan-revises-offshore-wind-auction-rules-ahead-of-first-round-re-auction/

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Hafrok · https://hafrok.com/projects/jp-choshi-offshore-wind-r1-withdrawn-re-auction/ · please cite the page you took a figure from.