Weekly Summary   2025/07/13 - 2025/07/19

Weekly summary of power market in Japan Electric Power Exchange (JEPX)

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JEPX spot index prices

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JEPX spot trading volume

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JEPX index prices and spot trading volume (yen/kWh, MWh)

07/13 07/14 07/15 07/16 07/17 07/18 07/19
24 hours 9.82 11.69 12.67 11.62 12.35 11.97 9.50
Day Time 10.21 13.67 14.10 12.53 13.70 13.21 9.67
Peak Time 8.11 13.09 13.62 11.53 14.41 12.63 8.24
Sell Volume 1,520,825 1,328,618 1,316,800 1,321,564 1,264,633 1,300,966 1,542,951
Buy Volume 1,016,318 1,071,757 1,134,433 1,083,345 1,076,001 1,100,253 1,020,118
Contract Volume 856,319 869,337 895,495 867,288 840,119 879,609 844,596