Constructionwill start this month near the coastal city of Hamada, Shimane prefecture.

The plant will feature 29 1.67MW turbines and is expected to start generating electricity in 2015, according toa statement from SB Energy.

Theinstallation will be the first wind project involving SB Energy, which mainlydevelops solar projects but has previously outlined significant ambitions in wind.

It did not reveal financial details of the Hamadainstallation or name a turbine supplier.

Softbank