Past Fuel, etc. adjustment unit price

List of Fuel, etc. adjustment unit price

(yen/kWh)

Fiscal Year 2025	Fuel adjustment unit price	Remote island universal service adjustment unit price	total (Fuel, etc. adjustment unit price)
4⽉	0.56 [-1.30]	-0.01	0.55
5⽉	1.86 －	-0.01	1.85
6⽉	1.86 －	-0.01	1.85
7⽉	1.55 －	-0.01	1.54
8⽉	-0.72 [-2.00]	-0.02	-0.74
9⽉	-1.31 [-2.40]	-0.03	-1.34

(yen/kWh)

2024	Fuel adjustment unit price	Remote island universal service adjustment unit price	total (Fuel, etc. adjustment unit price)
4⽉	-1.64 [-3.50]	0.01	-1.63
5⽉	-1.64 [-3.50]	0.00	-1.64
6⽉	0.06 [-1.80]	0.00	0.06
7⽉	1.86 －	0.00	1.86
8⽉	1.86 －	0.01	1.87
9⽉	-2.14 [-4.00]	0.02	-2.12
10⽉	-2.14 [-4.00]	0.02	-2.12
11⽉	-0.64 [-2.50]	0.02	-0.62
12⽉	1.86 －	0.01	1.87
1⽉	1.86 －	-0.01	1.85
February	-0.64 [-2.50]	-0.01	-0.65
March	-0.64 [-2.50]	-0.02	-0.66

(yen/kWh)

2023		2023	Fuel adjustment unit price	Remote island universal service adjustment unit price	total (Fuel, etc. adjustment unit price)
4⽉	3/31まで	-5.14 [-7.00]	0.08	-5.06
4⽉		4/1から	-5.14 [-7.00]	0.01	-5.13
5⽉			-5.14 [-7.00]	-0.01	-5.15
6⽉			-5.14 [-7.00]	-0.02	-5.16
7⽉			-5.14 [-7.00]	-0.02	-5.16
8⽉			-5.14 [-7.00]	-0.02	-5.16
9⽉			-5.14 [-7.00]	-0.02	-5.16
10⽉			-1.64 [-3.50]	-0.02	-1.66
11⽉			-1.64 [-3.50]	-0.02	-1.66
12⽉			-1.64 [-3.50]	-0.01	-1.65
1⽉			-1.64 [-3.50]	0.00	-1.64
2⽉			-1.64 [-3.50]	0.02	-1.62
3⽉			-1.64 [-3.50]	0.02	-1.62

(yen/kWh)

Fiscal Year 2022	Fuel adjustment unit price	Remote island universal service adjustment unit price	total (Fuel, etc. adjustment unit price)
4⽉	1.55 －	0.02	1.57
5⽉	1.70 －	0.02	1.72
6⽉	1.82 －	0.03	1.85
7⽉	1.86 －	0.06	1.92
8⽉	1.86 －	0.08	1.94
9⽉	1.86 －	0.08	1.94
10⽉	1.86 －	0.08	1.94
11⽉	1.86 －	0.08	1.94
12⽉	1.86 －	0.08	1.94
1⽉	1.86 －	0.08	1.94
2⽉	-5.14 [-7.00]	0.08	-5.06
3⽉	-5.14 [-7.00]	0.08	-5.06

Fuel adjustment unit price for July 2022 to June 2025 has been calculated based on the average fuel price of 41,100 yen/kl, as the average fuel price exceeded the upper limit price (41,100 yen/kl).
Fuel adjustment unit price is the discount unit price ([　] (includes reprints).
Starting April 1, 2023, we are reviewing the assumptions for adjusting universal service to remote islands.
Includes the equivalent of consumption tax, etc.
For other details regarding the flat-rate Fuel, etc. adjustment unit price, the Fuel Cost Adjustment System, and the Remote Island Universal Service Adjustment System, please refer to the information for each month.

(yen/kWh)

Fiscal Year 2025	Fuel adjustment unit price	Remote island universal service adjustment unit price	total (Fuel, etc. adjustment unit price)
4⽉	0.90 [-1.30]	-0.01	0.89
5⽉	2.11 －	-0.01	2.10
6⽉	1.92 －	-0.01	1.91
7⽉	1.55 －	-0.01	1.54
8⽉	-0.72 [-2.00]	-0.02	-0.74
9⽉	-1.31 [-2.40]	-0.03	-1.34

(yen/kWh)

2024	Fuel adjustment unit price	Remote island universal service adjustment unit price	total (Fuel, etc. adjustment unit price)
4⽉	-0.97 [-3.50]	0.01	-0.96
5⽉	-1.00 [-3.50]	0.00	-1.00
6⽉	0.61 [-1.80]	0.00	0.61
7⽉	2.31 －	0.00	2.31
8⽉	2.19 －	0.01	2.20
9⽉	-1.81 [-4.00]	0.02	-1.79
10⽉	-1.74 [-4.00]	0.02	-1.72
11⽉	-0.27 [-2.50]	0.02	-0.25
December	2.09 －	0.01	2.10
January	1.97 －	-0.01	1.96
February	-0.51 [-2.50]	-0.01	-0.52
March	-0.41 [-2.50]	-0.02	-0.43

(yen/kWh)

2023		2023	Fuel adjustment unit price	Remote island universal service adjustment unit price	total (Fuel, etc. adjustment unit price)
4⽉	3/31まで	0.47 [-7.00]	0.08	0.55
4⽉		4/1から	0.47 [-7.00]	0.01	0.48
5⽉			-0.19 [-7.00]	-0.01	-0.20
6⽉			-0.81 [-7.00]	-0.02	-0.83
7⽉			-1.57 [-7.00]	-0.02	-1.59
8⽉			-2.48 [-7.00]	-0.02	-2.50
9⽉			-3.33 [-7.00]	-0.02	-3.35
10⽉			-0.36 [-3.50]	-0.02	-0.38
11⽉			-0.63 [-3.50]	-0.02	-0.65
12⽉			-0.89 [-3.50]	-0.01	-0.90
1⽉			-0.92 [-3.50]	0.00	-0.92
2⽉			-0.90 [-3.50]	0.02	-0.88
3⽉			-0.85 [-3.50]	0.02	-0.83

(yen/kWh)

Fiscal Year 2022	Fuel adjustment unit price	Remote island universal service adjustment unit price	total (Fuel, etc. adjustment unit price)
4⽉	1.55 －	0.02	1.57
5⽉	1.70 －	0.02	1.72
6⽉	1.82 －	0.03	1.85
7⽉	2.42 －	0.06	2.48
8⽉	3.24 －	0.08	3.32
9⽉	4.50 －	0.08	4.58
10⽉	5.74 －	0.08	5.82
11⽉	6.69 －	0.08	6.77
12⽉	7.55 －	0.08	7.63
1⽉	8.04 －	0.08	8.12
2⽉	1.43 [-7.00]	0.08	1.51
3⽉	1.11 [-7.00]	0.08	1.19

Fuel adjustment unit price includes discounted unit prices (reprinted in [ ]) under the government's "Measures to Mitigate Drastic Changes in Electricity and Gas Prices" and "Electricity and Gas Rate Support."
Starting April 1, 2023, we are reviewing the assumptions for adjusting universal service to remote islands.
Includes the equivalent of consumption tax, etc.
For other details regarding the flat-rate Fuel, etc. adjustment unit price, the Fuel Cost Adjustment System, and the Remote Island Universal Service Adjustment System, please refer to the information for each month.

Fuel adjustment unit price for July 2022 to June 2025 has been calculated based on the average fuel price of 41,100 yen/kl, as the average fuel price exceeded the upper limit price (41,100 yen/kl).
This includes discounted unit prices under the government's "Measures to Mitigate Drastic Changes in Electricity and Gas Prices" and "Electricity and Gas Rate Support."
Includes Remote island universal service adjustment unit price. As of April 1, 2023, the assumptions for the remote island universal service adjustment are being reviewed.
Includes the equivalent of consumption tax, etc.
For other details regarding the flat-rate Fuel, etc. adjustment unit price, the Fuel Cost Adjustment System, and the Remote Island Universal Service Adjustment System, please refer to the information for each month.

This includes discounted unit prices under the government's "Measures to Mitigate Drastic Changes in Electricity and Gas Prices" and "Electricity and Gas Rate Support."
Includes Remote island universal service adjustment unit price. As of April 1, 2023, the assumptions for the remote island universal service adjustment are being reviewed.
Includes the equivalent of consumption tax, etc.
For other details regarding the flat-rate Fuel, etc. adjustment unit price, the Fuel Cost Adjustment System, and the Remote Island Universal Service Adjustment System, please refer to the information for each month.