April 28, 2014

Gas rates for June 2014

based on fluctuation in gas resource cost and adjustment of gas rates

(Tokyo District, etc.)

Tokyo Gas Co., Ltd. In accordance with the provisions for gas rate adjustment system, Tokyo Gas has set the
unit commodity charge for meter readings in June 2014 upward by 0.79 yen per cubic
meter (45MJ, tax included) relative to the corresponding charge for meter readings in
May 2014.
The adjustments are made based on average resource costs in January 2014- March 2014. With these adjustments, for meter readings during June 2014 of the standard household
consuming 32m3(45MJ/ month) in the Tokyo district, etc., the monthly gas tariff will increase by 25 yen (tax included) from that of May 2014(previous month).

1. Supply contract rate

(Application of rate schedule AF as appropriate for the amount of gas use in the month in question)

Rate A

Rate B

Rate C

Rate D

Rate E

Rate F

Monthly consumption volume

0 to

20m3

21 to

80 m3

81 to

200 m3

201 to

500 m3

501 to

800 m3

over 801 m3

Basic charge

(yen/month)

745.20

1,026.00

1,198.80

2,062.80

6,382.80

12,430.80

Commodity

charge(yen/m3)

172.25

158.21

156.05

151.73

143.09

135.53

Commodity charge(yen/m3) May 2014

171.46

157.42

155.26

150.94

142.30

134.74

*Calculated based on 8% tax

2. Effect on a standard customer in residential sector

yen/month

Monthly consumption volume of 32 cubic meters(45MJ/m3)

Charge applied for

May 2014 (8%tax included)

Charge applied for

June 2014 (8%tax included)

Change

Including the national consumption tax

6,063

6,088

25

*The volume of standard household is calculated based on the average of 5years
(FY2006-2010) usage per household per month.

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April 28, 2014

3. Fluctuation in gas resource prices

Note: Both LNG and LPG prices are based on customs clearance statistics.
:"Difference(2)-(1)" are rounded down to the nearest hundred yen

4. Calculation of unit charge adjustment

Calculation of unit charge adjustment for gas resource costs

*Calculated based on 8% tax

Calculation of average gas resource prices


yen/ton
Average LNG price
(customs clearance statistics value) Average LPG price
(customs clearance statistics value)
+)

89,060 yen/ton

106,200yen/ton
x 0.9545 x 0.0461

89,903.59

(rounded to the nearest ten yen)

89,900yen/ton

Calculation of the amount of gas resource price fluctuation

89,900yen/ton
- 82,470 yen/ton =
7,430 yen/ton

(omission of amounts less than 100 yen)

7,400 yen/ton

Calculation of the adjusted rate (charge per cubic meter)

Adjusted rate= (unit charge)
7,400 yen
/ 100 yen x 0.08748 (*)

= 6.47yen
(rounding up of amounts less than 0.01 yen)
*:The unit commodity charge is adjusted by 0.08748(0.081×1.08) yen per cubic meter for every 100 yen of fluctuation

2

April 28, 2014
* Effect on a standard customer in residential sector
yen/month

Monthly consumption volume of 32 cubic meters(45MJ/m3)

Charge applied for

May 2014

Charge applied for

June 2014

Change

Including the national consumption tax

6,063

6,088

25

*Method of calculation for the standard gas rate in residential sector (including the national consumption tax)
Gas rate (Tokyo district, etc., tax included, rounded down to the nearest yen)

= Basic charge (1,026.00 yen)
+ Commodity charge (151.74 yen +
6.47yen
) x 32m3

↑ ↑

Standard commodity charge at the time of notification of the tariff revision (tax-included)

Unit commodity charge

(tax-included)

Reference: Outline of the gas resource cost adjustment scheme
* The scheme provides for adjustment of the unit commodity charge in gas rates (i.e., the charge per cubic meter of gas consumed) every month in correspondence with fluctuation in gas resource prices owing to factors such as exchange rates and crude oil prices.
* The unit commodity charge is adjusted by 0.08748 yen per cubic meter (0.081 multiplied by 1.08(consumption tax)) for each 100 yen of fluctuation in gas resource price, based on the difference between the standard average gas resource price (82,470 yen per ton) and average gas resource price (calculated on the basis of weighted average cost of LNG and LPG import prices in the previous 3-5 months).
* The fluctuation in gas resource prices is calculated on the basis of actual values in customs clearance statistics for both LNG and LPG.
* Arrangement has been made to avoid price hike.
Even if the average gas resource price exceeds the upper limit of 131,950 yen, the amount of 131,950 yen is applied in the calculation of the gas rate adjustment.

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