DEME wins offshore wind installation contract in Japan

The project includes installation of 21 wind turbines.

DEME, through its joint venture Japan Offshore Marine (JOM), has secured a contract for the Oga–Katagami–Akita Offshore Wind Project in Japan.

The contract, awarded under an agreement between Oga Katagami Akita Offshore Green Energy LLC and Penta-Ocean Construction Co., Ltd., covers engineering works and vessel charter for the offshore installation of 21 wind turbines.

JOM will install 21 Vestas V236-15 MW turbines, marking Japan’s first deployment of 15 MW-class turbines and the first use of this turbine size outside Europe, excluding China).

Installation will be carried out by the jack-up vessel Sea Challenger, which will operate under the Japanese flag.

Offshore works are scheduled for the second half of 2027.