Fuel adjustment unit price and the average fuel price used as the basis for its calculation are as follows:

Classification

Fuel cost adjustment

discount

October 2025

Including consumption tax included

Pay-per-use supply

Specific Retail Supply Terms and Conditions

Residential lighting A, B, C

Low- Voltage Power etc.

Per 1kWh

0.98 yen

-2.00円

-1.02円

Terms and Conditions of Supply and Demand Contract

Smart Family Plan

Smart Business Plan etc.

Per 1kWh

0.98 yen

-2.00円

-1.02円

Fixed-price supply

Flat rate lighting

Public Street Lighting Plan A

Agricultural lighting

electric light

Per lamp up to 10W

3.82 yen

-7.77円

-3.95円

For one lamp over 10W up to 20W

7.62 yen

-15.54円

-7.92円

For one lamp over 20W up to 40W

15.26 yen

-31.07円

-15.81円

For one lamp over 40W up to 60W

22.89 yen

-46.61円

-23.72円

For one lamp over 60W up to 100W

38.15 yen

-77.68円

-39.53円

For each lamp over 100W up to 100W

38.15 yen

-77.68円

-39.53円

Small Devices

Per device up to 50VA

11.40 yen

-23.20円

-11.80円

For one device over 50VA up to 100VA

22.79 yen

-46.40円

-23.61円

For each device over 100VA up to 50VA

11.40 yen

-23.20円

-11.80円

Temporary Lighting Plan A

(per day)

When the total capacity is up to 50VA

When the total capacity is up to 50VA

0.31 yen

-0.63円

-0.32円

When the total capacity is over 50VA and up to 100VA

When the total capacity is over 50VA and up to 100VA

0.62 yen

-1.25円

-0.63円

If the total capacity exceeds 100VA and is up to 500VA,

If the total capacity exceeds 100VA and is up to 500VA,

0.62 yen

-1.25円

-0.63円

When the total capacity is over 500VA and up to 1kVA

When the total capacity is over 500VA and up to 1kVA

6.15 yen

-12.52円

-6.37円

If the total capacity exceeds 1kVA and is up to 3kVA,

If the total capacity exceeds 1kVA and is up to 3kVA,

6.15 yen

-12.52円

-6.37円

Temporary Power Plan

(per day)

In the case of a contracted power of 0.5 kW

In the case of a contracted power of 0.5 kW

3.23 yen

-6.58円

-3.35円

Contract power: from 1kW to 5kW, for every 1kW

Contract power: from 1kW to 5kW, for every 1kW

6.47 yen

-13.16円

-6.69円

Late Night Power A

(Terms and Conditions of Supply and Demand Contract)

Per 1contract

Per 1contract

98.21 yen

-200.00円

-101.79円

Agriculture Power Plan B

(per day)

Contract power: 0.5kW

Contract power: 0.5kW

1.61 yen

-3.29円

-1.68円

Contract power: 1kW

Contract power: 1kW

3.23 yen

-6.58円

-3.35円

Contract power: 2kW

Contract power: 2kW

6.47 yen

-13.16円

-6.69円

Contract power: 3kW

Contract power: 3kW

9.69 yen

-19.74円

-10.05円

Contract power: 4kW

Contract power: 4kW

12.92 yen

-26.32円

-13.40円

Contract power: 5kW

Contract power: 5kW

16.15 yen

-32.89円

-16.74円

  • Fuel adjustment unit price for October 2025 will be calculated based on the average fuel price from May 2025 to July 2025.
  • Fuel adjustment unit price will also be notified to you on your monthly meter reading notice, invoice, etc.
  • Electricity charges are calculated based on a unit price that includes the equivalent of consumption tax, etc.

  • Fuel adjustment unit price includes discounts under the government's "Electricity and Gas Price Support" program.
    For more details about this project, please visit the special website of the Agency for Natural Resources and Energy, Ministry of Economy, Trade and Industry.

  • Please note that the units listed in the table below may differ from those displayed on lighting fixtures, etc.
    ・W (Watts)
    ・VA (Volt-Amperes)
    ・kW (kilowatts)
    For more information, please see the FAQ below.

Average fuel price

Classification

unit

Application period of Fuel adjustment unit price

October 2025

Average Crude Oil Price

1キロリットルあたり

65,796 yen

Average LNG Price

1トンあたり

85,673 yen

Average Coal Price

1トンあたり

17,040 yen

Average fuel price

原油換算1キロリットルあたり

34,600 yen

  • Average fuel prices are based on three-month trade statistics.