Tokyo is expected to embrace the proposals put forward by a steering committee in April, offering PV system owners ¥42 ($0.53) per kWh from July — and slightly less for other renewables ­technologies.

Japan’s new solar FIT will be among the highest in the world, uncapped, and good for 20 years at systems larger than 10kW.

At a time when many core ­European demand centres are stagnant or shrinking, the prospect of a booming Japanese market has led to a frenzy of excitement among global PV manufacturers and developers.

Still,