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

Classification

July 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

1.55 yen

Terms and Conditions of Supply and Demand Contract

Smart Family Plan

Smart Business Plan etc.

Per 1kWh

1.55 yen

Fixed-price supply

Flat rate lighting

Public Street Lighting Plan A

Agricultural lighting

electric light

Per lamp up to 10W

6.04 yen

For one lamp over 10W up to 20W

12.07 yen

For one lamp over 20W up to 40W

24.16 yen

For one lamp over 40W up to 60W

36.24 yen

For one lamp over 60W up to 100W

60.40 yen

For each lamp over 100W up to 100W

60.40 yen

Small Devices

Per device up to 50VA

18.05 yen

For one device over 50VA up to 100VA

36.08 yen

For each device over 100VA up to 50VA

18.05 yen

Temporary Lighting Plan A

(per day)

When the total capacity is up to 50VA

0.49 yen

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

0.98 yen

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

0.98 yen

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

9.74 yen

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

9.74 yen

Temporary Power Plan

(per day)

In the case of a contracted power of 0.5 kW

5.12 yen

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

10.24 yen

Late Night Power A

(Terms and Conditions of Supply and Demand Contract)

Per 1contract

155.50 yen

Agriculture Power Plan B

(per day)

Contract power: 0.5kW

2.55 yen

Contract power: 1kW

5.12 yen

Contract power: 2kW

10.24 yen

Contract power: 3kW

15.34 yen

Contract power: 4kW

20.46 yen

Contract power: 5kW

25.57 yen

  • Fuel adjustment unit price for July 2025 will be calculated based on the average fuel price from February 2025 to April 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.
     
  • 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

July 2025

Average Crude Oil Price

1キロリットルあたり

75,324 yen

Average LNG Price

1トンあたり

91,452 yen

Average Coal Price

1トンあたり

19,887 yen

Average fuel price

原油換算1キロリットルあたり

38,800 yen

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