Electric Power & Gas: Largest Japanese companies by revenue

Listed Japanese companies ranked by revenue in their latest fiscal year.

Corporate taxes paidRevenueNet incomeTotal assets World ranking →

26 listed companies (total ¥28.52T)

#Company RevenueNet incomeTaxes paidTotal assets
1 Tokyo Electric Power Company Holdings, Incorporated
9501 · Electric Power & Gas · Mar 2026
¥6.33T−¥454B¥39.0B¥15.58T
2 The Kansai Electric Power Company, Incorporated
9503 · Electric Power & Gas · Mar 2026
¥4.06T¥380B¥142B¥9.85T
3 Chubu Electric Power Company,Incorporated
9502 · Electric Power & Gas · Mar 2026
¥3.55T¥228B¥69.5B¥7.65T
4 Tokyo GAS Co., Ltd.
9531 · Electric Power & Gas · Mar 2026
¥2.83T¥227B¥9.5B¥3.89T
5 Tohoku Electric Power Company,Incorporated
9506 · Electric Power & Gas · Mar 2026
¥2.37T¥85.0B¥32.3B¥5.73T
6 Osaka GAS Co., Ltd.
9532 · Electric Power & Gas · Mar 2026
¥2.03T¥153B¥35.6B¥3.32T
7 The Chugoku Electric Power Company, Incorporated
9504 · Electric Power & Gas · Mar 2026
¥1.44T¥68.5B¥4.6B¥4.62T
8 Electric Power Development Co., Ltd.
9513 · Electric Power & Gas · Mar 2026
¥1.18T¥58.5B¥51.5B¥3.74T
9 Hokkaido Electric Power Company, Incorporated
9509 · Electric Power & Gas · Mar 2026
¥856B¥44.0B¥26.3B¥2.47T
10 Hokuriku Electric Power Company
9505 · Electric Power & Gas · Mar 2026
¥787B¥54.5B¥15.5B¥1.84T
11 Shikoku Electric Power Company, Incorporated
9507 · Electric Power & Gas · Mar 2026
¥762B¥50.8B¥25.4B¥1.73T
12 TOHO GAS Co., Ltd.
9533 · Electric Power & Gas · Mar 2026
¥651B¥31.4B¥10.5B¥809B
13 西部ガスホールディングス株式会社
9536 · Electric Power & Gas · Mar 2026
¥262B¥7.1B¥3.2B¥466B
14 The Okinawa Electric Power Company, Incorporated
9511 · Electric Power & Gas · Mar 2026
¥220B¥6.2B¥1.9B¥522B
15 METAWATER Co.,Ltd.
9551 · Electric Power & Gas · Mar 2026
¥210B¥9.1B¥3.8B¥220B
16 Shizuoka GAS Co., Ltd.
9543 · Electric Power & Gas · Dec 2025
¥201B¥10.0B¥2.7B¥196B
17 Hokkaido GAS Co., Ltd.
9534 · Electric Power & Gas · Mar 2026
¥175B¥11.5B¥4.4B¥198B
18 eREX Co.,Ltd.
9517 · Electric Power & Gas · Mar 2026
¥169B¥5.3B¥2.8B¥170B
19 Keiyo GAS Co., Ltd.
9539 · Electric Power & Gas · Dec 2025
¥118B¥3.2B¥268M¥178B
20 広島ガス株式会社
9535 · Electric Power & Gas · Mar 2026
¥88.4B¥2.1B¥442M¥132B
21 株式会社レノバ
9519 · Electric Power & Gas · Mar 2026
¥87.6B¥3.3B¥2.1B¥611B
22 北陸瓦斯株式会社
9537 · Electric Power & Gas · Mar 2026
¥64.4B¥3.2B¥453M¥71.5B
23 株式会社アイ・グリッド・ソリューションズ
603A · Electric Power & Gas · Jun 2026
¥25.7B¥1.9B¥916M¥44.3B
24 ASTMAX Co., Ltd.
7162 · Electric Power & Gas · Mar 2026
¥25.3B¥2.0B¥23.9M¥21.4B
25 Ef-On Inc.
9514 · Electric Power & Gas · Jun 2026
¥20.7B¥1.2B¥228M¥44.6B
26 デジタルグリッド株式会社
350A · Electric Power & Gas · Jul 2025
¥6.2B¥1.9B¥150M¥17.8B

By sector

Information & Communication607Services554Retail Trade322Wholesale Trade298Electric Appliances228Machinery211Chemicals201Construction148Real Estate130Foods125Other Products110Metal Products88Banks83Transportation Equipment77Pharmaceutical64Land Transportation61Precision Instruments51Glass & Ceramics Products51Textiles & Apparels47Other Financing Business43Iron & Steel36Warehousing & Harbor Transportation34Securities & Commodity Futures33Nonferrous Metals31Electric Power & Gas26Pulp & Paper24Rubber Products16Marine Transportation11Insurance10Fishery, Agriculture & Forestry10Oil & Coal Products9Mining5Air Transportation5

From the latest annual securities reports filed with EDINET. Fiscal years differ by company.