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Deep analysis of JEPX spot market price trends, regional spreads, seasonal patterns, and structural changes.
Spring 2026 saw unprecedented JEPX spot market behavior: daytime prices collapsing to ¥0.01/kWh while evening peaks surged above ¥30. The duck curve has normalized from an occasional anomaly into a structural market feature.
2026 Middle East geopolitical tensions have pushed LNG spot prices to $20/mmBtu, directly raising Japan's thermal power generation marginal costs. This article quantifies the transmission mechanism and time lag between LNG prices and JEPX electricity prices.
The limited capacity of frequency conversion equipment between East Japan (50Hz) and West Japan (60Hz) creates persistent regional price differentials. With Kashiwazaki-Kariwa nuclear plant offline in 2026, the east-west spread has widened further.
Track the latest METI and OCCTO policy developments and analyze the market impact of electricity system reforms.
Fiscal year 2026 brings multiple major institutional reforms to Japan's electricity market: capacity market price cap increases, significant renewable energy surcharge hikes, balancing market rule updates, and the launch of Chubu region electricity futures.
The imbalance fee (インバランス料金) is the core settlement mechanism underpinning Japan's simultaneous supply-demand balance requirement. This article examines its operating principles, the post-2022 calculation methodology, the policy rationale behind raising the corrected imbalance price cap (C value) from ¥200 to ¥300/kWh in April 2026, and how climate, electricity demand, and grid supply-demand dynamics collectively drive imbalance price volatility.
With the large-scale integration of solar and wind power, output curtailment has become a core challenge in Japan's power system management. This article analyzes curtailment trigger conditions, compensation calculation methods, differences under FIT/FIP schemes, and practical response strategies for power generators.
From JEPX basics to advanced trading strategies — a complete learning path for electricity market newcomers.
The Japan Electric Power Exchange (JEPX) spot market is the core platform for wholesale electricity trading in Japan. This guide covers market structure, bidding mechanisms, regional price spreads, and practical operations.
The Electric Power Reserve Exchange (EPRX) is a critical component of Japan's electricity market, ensuring real-time supply-demand balance. This guide covers primary, secondary, and tertiary adjustment power products and how to participate.
From TOCOM's 2019 pilot launch to futures volumes approaching spot market scale in 2026, Japan's electricity futures market is entering maturity. This deep-dive covers product specifications, market structure, geopolitical shocks, and the road ahead.
Interpret public data from JEPX, OCCTO, JPX, and other sources for data-driven market insights.
Explore practical trading strategies including power arbitrage, hedging, battery dispatch, and risk management.
Following the April 2026 C-value increase to ¥300/kWh, practical imbalance fee management has become a core competitive capability for retail electricity providers. This article provides an in-depth guide to AI demand forecasting system implementation, optimal intraday market utilization strategies, battery storage integration, and building a systematic supply-demand management framework.
From distributed resource aggregation to OCCTO's balancing market, this deep-dive covers how Japan's demand response (DR) system works, the business model of VPP aggregators, and how retail electricity suppliers can participate in the DR market for profit.
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