Shulman Advisory

OCCTO Proposes New Supplementary Auction to Retain Aging Thermal Power Plants

Publication date: Sept 18, 2026  OCCTO Proposes New Supplementary Auction to Retain Aging Thermal Power Plants At an expert meeting, the Organization for Cross-regional Coordination of Transmission Operators (OCCTO) proposed introducing a new ‘supplementary auction’ in the capacity market to procure additional capacity one to three years before delivery, alongside the existing main auction (T-4) …

Japan’s Mid-Long Term Market design takes shape

Publication date: Sept 1, 2026  Key Takeaways Japan is moving toward longer-term electricity procurement, with proposed obligations requiring retailers to secure 50% of expected demand three years ahead and 70% one year ahead. A new Mid-Long Term Market is expected to begin in FY2028 to support this shift. Retailers will be able to meet these …