Publication date: Dec 15, 2025 Tightening Balancing Market Design Could Reshape BESS Strategies At a recent expert meeting held in late October 2025, METI proposed two changes for Primary Reserve (FCR) and Secondary Reserve I (S-FRR) in the balancing market: 1. Reducing the procurement volumes by 50–80%starting from FY2026. 2. Lowering the price caps by …
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