A recent draft was pretty predictable. Renewables — excluding hydropower — are to account for 22-24% of the mix by 2030, compared with 20-22% for nuclear, 26% for coal and 27% for natural gas. 

Equally predictable was the disappointment over the draft; the Japan Renewable Energy Foundation (JREF), which favours at least a 30% share for renewables, dismissed it as “retrograde”.

It