Consolidated Subsidiaries and Equity-method Affiliates
As of March 31, 2005

Main Consolidated Subsidiaries
CompanyBusinessCapital(¥ million)

Equity ownedby Tokyo Gas(%)

FY2004 Net sales(¥ million)[% of outside sales]

Operatingincome(¥ million)

Tokyo Gas Urban Development Co., Ltd.

Real estate leasing, management andbrokerage

11,440100

32,405 [40.2]

5,632

Tokyo Gas Toyosu Development Co., Ltd.

Real estate leasing and management

5,000

100

784 [32.7]

220

ENERGY ADVANCE Co., Ltd.

Energy service, district heating andcooling

3,000100

28,903 [92.0]

4,952

Gastar Co., Ltd.

Production and sale of gas appliances

2,45066.7

25,840 [47.1]

1,872

KANPAI Co., Ltd.

Gas facilities construction and gasappliance sales

1,300

100

43,055 [36.5]

271

Tokyo LNG Tanker Co., Ltd.

LNG and LPG transportation and chartering of carriers

1,200100

6,141 [27.8]

593

Tokyo Gas Energy Co., Ltd.

Sales of LPG

1,000100

19,544 [75.3]

183

Tokyo Gas Chemicals Co., Ltd.

Sales of gas for industry and chemicals

1,000100

17,217 [70.8]

605Park Tower Hotel Co., Ltd.

Hotel “Park Hyatt Tokyo” management

1,000100

8,963 [99.5]

400Chiba Gas Co., Ltd.

Supply of gas in Yachiyo City, Narita Cityand surrounding cities

480

100

11,072 [99.6]

633

TG Credit Services Co., Ltd.

Financing and leasing related to gas
equipment and construction

450

100

9,314 [55.2]

605

Tokyo Oxygen and Nitrogen Co., Ltd.

Production and sale of liquefied oxygenand nitrogen400542,203 [44.3]

173

TG Information Network Co., Ltd.

Information processing services, softwaredevelopment and sales of computerequipment

400

100

13,469 [24.7]

890

Toyoko Engineering Co., Ltd.

Gas facilities construction and gas
appliance sales

300

100

21,741 [48.5]

239

Tsukuba Gakuen Gas Co., Ltd.

Supply of gas in Tsukuba City

280

100

5,469 [97.9]

517

TG Enterprise Co., Ltd.

Group financial administration business200100682 [38.7]

175

Tokyo Gas Engineering Co., Ltd.

Comprehensive engineering services witha particular focus on energy-related work

100

100

27,081 [70.5]

601

Tokyo Gas Customer Service Co., Ltd.

Periodic safety checks, meter and billing
services

50

100

7,857

[1.8]

785

TG IT Service Co., Ltd.

Operation of Tokyo Gas systems andnetworks

50100

9,991[0.0]183

KANPAI LIVING SERVICE Co., Ltd.

Sales, installation and repair of gas appliances, expansion and reconstruction
work50100

5,824 [62.9]

163

GAS MALAYSIA SDN. BHD.

Supply of gas in Malaysia

RM42.8 million

20——Notes: 1. Gas Malaysia Sdn. Bhd. is an equity-method affiliate.
2. The scope of consolidation was expanded to include 52 companies in April 2004.
3. 1RM nearly equals ¥27.42.

Other Subsidiaries
Miho Gas Co., Ltd., Shoei Gas Co., Ltd., Washimiya Gas Co., Ltd.,Tochigi Gas Co., Ltd., Toyoko Living Co., Ltd.,Tokyo Kiko Co., Ltd., Tokyo Gas Yokosuka Power Co., Ltd.,Dining Art Systems Co., Ltd., Living Design Center Co., Ltd.,Tokyo Gas Bay Power Co., Ltd., TG Showa Co., Ltd.,
East Japan Housing Evaluation Center Co., Ltd.,Tokyo Carbonic Co., Ltd., Japan Super Freeze Co., Ltd.,TG Telemarketing Co., Ltd., Green Tech Tokyo Co., Ltd.,Tokyo Gas Sports Co., Ltd., TG Auto Service Co., Ltd.,

60 Tokyo Gas Annual Report 2005

Tokyo Gas Remodeling Co., Ltd., Urban Communications, Inc.,Tokyo Gas Techno-Service Co., Ltd.,Tokyo Gas Building Service Co., Ltd., Toeki Service Center Co., Ltd.,Showa Bussan Co., Ltd., Tosetz Co., Ltd.,
Kanpai Customer Service Co., Ltd., Toyoko Customer Service Co., Ltd.,Showa Unyu Co., Ltd., Tokyo Plant Service Co., Ltd.,Tokyo Rare Gases Co., Ltd., Tokyo Auto Gas Co., Ltd.,
Kanpai Tech Co., Ltd.