Shulman Advisory

Japan’s GX-ETS Market Design: Implications for Power Prices and Market Dynamics

Publication date: Oct 5, 2026  Key Takeaways Japan’s GX-ETS is moving toward full implementation, with mandatory participation for large emitters beginning in FY2026 and a dedicated emissions allowance trading market planned for fall 2027. Power generators are expected to become subject to mandatory participation from Phase 3 in FY2033. For the power sector, the key …

Japan’s Household Electricity Bills to Hit Record Highs in October as Subsidies End

Publication date: Oct 2, 2026  Japan’s Household Electricity Bills to Hit Record Highs in October as Subsidies End Japan’s ten major utilities say household electricity bills for power consumed in October will reach record highs. Under their government-approved regulated tariffs, bills for a standard model household will increase by JPY 835–1,578 for payments due in …

Mid-Long-Term Market Update: Trading Areas and Mandatory Generator Offers

Publication date: Oct 2, 2026  Mid-Long-Term Market Update: Trading Areas and Mandatory Generator Offers The planned Mid-Long-Term Market will allow electricity retailers to procure power one and three years ahead to meet their supply capacity obligations. The Mid-Long-Term Market Design Working Group (WG) recently advanced discussions on two key elements of the planned market: how …

New Power Traders Association to Make Policy Recommendations for the Planned Mid-Long-Term Market

Publication date: Sept 18, 2026  New Power Traders Association to Make Policy Recommendations for the Planned Mid-Long-Term Market More than 20 companies engaged in physical power trading in Japan have established the Japan Power Traders Association (JPTA) to provide practical industry input and policy recommendations on improving market design and trading rules. The voluntary association …

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) …