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

Classification

For August 2026

Fuel cost adjustment

discount

Total

(tax included included)

Pay-per-use supply

Specific Retail Supply Terms and Conditions

Residential lighting A, B, C

Low- Voltage Power etc.

Per 1kWh

1.70 yen

-3.50円

-1.80円

Terms and Conditions of Supply and Demand Contract

Smart Family Plan

All Electric Nighttime Select etc.

Per 1kWh

1.70 yen

-3.50円

-1.80円

Fixed-price supply

Flat rate lighting

Public Street Lighting Plan A

Agricultural lighting

electric light

Per lamp up to 10W

6.63 yen

-13.59円

-6.96円

For one lamp over 10W up to 20W

13.24 yen

-27.19円

-13.95円

For one lamp over 20W up to 40W

26.49 yen

-54.38円

-27.89円

For one lamp over 40W up to 60W

39.74 yen

-81.56円

-41.82円

For one lamp over 60W up to 100W

66.23 yen

-135.94円

-69.71円

For each lamp over 100W up to 100W

66.23 yen

-135.94円

-69.71円

Small Devices

Per device up to 50VA

19.79 yen

-40.60円

-20.81円

For one device over 50VA up to 100VA

39.56 yen

-81.21円

-41.65円

For each device over 100VA up to 50VA

19.79 yen

-40.60円

-20.81円

Temporary Lighting Plan A

(per day)

When the total capacity is up to 50VA

0.54 yen

-1.10円

-0.56円

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

1.08 yen

-2.19円

-1.11円

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

1.08 yen

-2.19円

-1.11円

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

10.68 yen

-21.91円

-11.23円

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

10.68 yen

-21.91円

-11.23円

Temporary Power Plan

(per day)

In the case of a contracted power of 0.5 kW

5.61 yen

-11.52円

-5.91円

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

11.23 yen

-23.03円

-11.80円

Late Night Power A

(Terms and Conditions of Supply and Demand Contract)

Per 1contract

170.50 yen

-350.00円

-179.50円

Agriculture Power Plan B

(per day)

Contract power: 0.5kW

2.80 yen

-5.76円

-2.96円

Contract power: 1kW

5.61 yen

-11.51円

-5.90円

Contract power: 2kW

11.23 yen

-23.03円

-11.80円

Contract power: 3kW

16.83 yen

-34.54円

-17.71円

Contract power: 4kW

22.44 yen

-46.05円

-23.61円

Contract power: 5kW

28.04 yen

-57.56円

-29.52円

  • Fuel adjustment unit price for August 2026 will be calculated based on the average fuel price from March 2026 to May 2026.
  • 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

For August 2026

Average Crude Oil Price

1キロリットルあたり

86,198 yen

Average LNG Price

1トンあたり

91,540 yen

Average Coal Price

1トンあたり

20,804 yen

Average fuel price

原油換算1キロリットルあたり

39,900 yen

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