May 2026
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Largest Utilities Public Companies in Japan
Benchmark revenue and EBITDA valuation multiples for public comps like
Kansai Electric Power, Chubu Electric Power, Tokyo Gas, Osaka Gas and Kurita Water.
 | Kansai Electric Power Co Inc is a Japan-based company that provides energy and information technology solutions. The company operates in four business segments. The Energy segment offers electricity, gas, and utility solutions. The Information and Communications segment provides comprehensive communication services. The Lifestyle/Business Solutions segment delivers consumer and business-related services. The Power Transmission and Distribution segment ensures a safe and reliable electricity supply from a neutral and fair standpoint. It generates the majority of its revenue from the Energy business segment. | $14 | +35% | $16B | $35B | 1.3x | 5.5x | ||
| Chubu Electric Power Co Inc is a Japanese electric utility firm that operates in the Chubu region in central Japan. The company operates through three segments. The JERA segment handles upstream fuel procurement, power generation, and the sale of electricity and gas. The Mirise segment engages in electricity and gas sales along with related services. The Power Grid segment provides power network services. The Others segment covers renewable energy subsidiaries, business creation and global business divisions, nuclear power, administrative functions, and other affiliated companies. It generates the majority of its revenue from the Mirise segment. | $18 | +59% | $13B | $30B | 1.3x | 10.2x | ||
| Tokyo Gas Co Ltd is a Japanese utility company involved in the production, generation, and supply of natural gas and electricity. Tokyo Gas segments its operations into Gas, Electric Power, Overseas, and Other business units. The company's Gas division generates the vast majority of its total revenue through the supply and sale of natural gas to, namely, the Tokyo metropolitan area and other Japanese urban areas. Tokyo Gas' supply of natural gas is fairly evenly distributed amongst residential, commercial, industrial, and power generation customers. The company's Electric Power business also represents a significant income stream. This division operates a portfolio of cogeneration and natural gas-fired thermal power plants primarily located in the Tokyo area. | $39 | +29% | $13B | $19B | 1.2x | 7.7x | ||
| Osaka Gas Co Ltd is a Japanese utility company involved in the production and supply of natural gas and electricity. The company operates through three segments. The Domestic Energy segment covers city gas production and supply, gas appliances, piping work, LNG and LPG sales, industrial gases, power generation, and electricity sales. The Life & Business Solutions segment engages in real estate development and leasing, information processing, and the sale of fine and carbon materials. The Overseas Energy segment focuses on natural gas and other energy development, investment, and supply. It generates the majority of its revenue from the Domestic energy segment. | $34 | +46% | $13B | $18B | 1.4x | 8.4x | ||
| Kurita Water Industries Ltd. is a provider of water treatment solutions in Japan. It operates through two segments: the Electronic market and the General water treatment market. The company provides a wide range of water treatment chemicals, systems, and services, including wastewater and ultrapure water solutions, facility maintenance, and environmental remediation, serving both industrial and household needs. | $53 | +48% | $6B | $6B | 2.4x | 11.0x | ||
| Tokyo Electric Power Co Holdings is a Japan-based company engaged in the generation and distribution of electric power. The company operates through five segments. The Energy Partner segment provides optimal total solutions, customer services, and low-cost power procurement. The Fuel & Power segment focuses on thermal power generation, fuel procurement, and related investments. The Holdings segment provides management support, shared services, and oversees nuclear power operations. The Power Grid segment handles electricity transmission, transformation, distribution, and related facility construction and maintenance. The Renewable Power segment generates and sells renewable energy, manages facilities, and develops new renewable projects in Japan and overseas. | $4 | +16% | $6B | $40B | 0.9x | 9.9x | ||
| Kyushu Electric Power Co Inc is a Japan-based company mainly engaged in the electric power business. Its operating segments include ICT Service Business, Other Energy Service Business, Overseas Business, Power Generation and Sales Business, Power Transmission and Distribution Business, Urban Development Business, and Others. It generates the majority of its revenue from the Power generation and sales business segment, whose main business is the power generation and retail electricity business in Japan. | $10 | +22% | $5B | $23B | 1.5x | 7.9x | ||
| Organo Corp is a Japan-based company mainly engaged in the water treatment engineering business. The company operates in two business divisions namely water treatment engineering and functional product. Its water treatment engineering business includes manufacturing, delivery and maintenance of pure water systems, ultra-pure water systems and wastewater treatment systems for industries, condensate de mineralizers for power stations, waterworks and sewage treatment systems for the public sector. The functional product business encompasses the sale of standardized water treatment equipment, water treatment chemicals, and food processing materials. | $95 | +68% | $4B | $4B | 4.0x | 18.8x | ||
| Electric Power Development Co Ltd is a Japanese electric utility company involved in the generation, transmission, distribution, and retail sale of energy. The company operates through four segments. The Power Generation segment covers hydro, thermal, and wind power generation, along with maintenance, operation, and electricity sales. The Power Transmission and Transformation segment focuses on grid and network operations. Electricity-related Businesses support generation and transmission activities to ensure smooth and efficient operations. The Overseas Business engages in power generation and related services abroad. It generates the majority of its revenue from the Power Generation Business segment. | $25 | +61% | $4B | $14B | 1.7x | 7.5x | ||
| Tohoku Electric Power Co Inc is engaged in the supply and distribution of electricity. The company operates through two reportable segments: Power Generation and Sales, which provides stable electricity from thermal, nuclear, and renewable energy sources and offers electricity retail and related services; and Power Transmission and Distribution, which provides neutral and fair electricity network services. It generates the majority of its revenue from the Power generation and sales business segment. | $6 | -7% | $3B | $18B | 1.1x | 6.0x | ||
| Toho Gas Co Ltd is a Japan-based company engaged in the supply of energy and related services, including electricity, gas, and liquefied petroleum gas (LPG). The company operates in three business segments. The Electricity segment engages in the sale of electricity. The Gas segment handles the manufacture and sale of gas, gas appliances, consignment supply, and plumbing work. The LPG and Other Energies segment covers the sale of LPG, related equipment, natural gas, heat supply, and coke. The Others segment includes contract processing, real estate management, and other ancillary businesses. It generates the majority of its revenue from the Gas segment. | $8 | -70% | $3B | $3B | 0.8x | 7.1x | ||
| Chugoku Electric Power Co Inc is a Japanese electric utility company mainly serving the industrial region of Chugoku on the western end of Japan’s main island of Honshu. The company is involved in the generation, transmission, distribution, and supply of energy. Chugoku Electric owns and operates a portfolio of thermal, nuclear, and hydroelectric power plants located mainly in its home region. While majority of these energy-generating facilities are hydroelectric, the vast majority of the company’s total energy production comes from its thermal sites. It generates revenue mainly from the sale of electric power to commercial and industrial customers in Chugoku. The company also owns assets and offers consulting and training services throughout Southeast Asia. | $5 | +19% | $2B | $18B | 1.9x | 11.4x | ||
| Nippon Gas Co Ltd, or Nichigas, is a Japanese supplier of gas primarily in the Kanto region of Japan. The company segments its operations into LP Gas, City Gas, Electricity, and Life Products Businesses. LP Gas and City Gas are Nichigas' core segments, which engage in the distribution and sale of liquefied petroleum gas, or LPG, and city gas for consumer usage. The company's total revenue is split between sales of LPG and city gas, with LPG generating slightly more. Roughly half of Nichigas' customers are residential consumers in terms of sales volume, while the other half are commercial entities. With its subsidiaries, the company is also involved in the distribution and sale of liquefied natural gas, high-pressure gas, and gas appliances. | $17 | +5% | $2B | $2B | 1.6x | 11.4x | ||
| Shikoku Electric Power Co Inc is an electric utility company that supplies electric power to customers in Japan’s Shikoku region. The company’s principal activity is generating, transmitting, and distributing electricity. It produces energy through its portfolio of coal, nuclear, oil, hydroelectric, and natural gas power plants. Thermal and nuclear assets represent the majority of its electric power generation capacity. The company operates in four segments: Electricity business, Information and communications business, International business, and Other business. The vast majority of the company’s revenue is derived by selling electricity produced by coal-fueled facilities and transmitted to industrial and commercial customers. | $9 | +16% | $2B | $7B | 1.3x | 6.7x | ||
| Hokuriku Electric Power Co Inc is an electric utility company that functions as a regulated monopoly in the Hokuriku region of Japan’s main island of Honshu. Hokuriku Electric supplies electricity through power generation, transmission, and distribution. To do this, the company operates a portfolio of hydroelectric, thermal, and nuclear power plants located throughout Japan’s Hokuriku region. Most of the total energy produced by Hokuriku Electric comes from its thermal facilities that utilize coal fuel sources. The company primarily generates revenue through the sale of electric power to residential and large-scale industrial customers in the machinery, chemical, and textile sectors. | $5 | +12% | $1B | $6B | 1.1x | 5.8x | ||
| Shizuoka Gas Co Ltd is engaged in production, supply and sale of City gas, sale of Gas Appliances, and contract for Gas related construction work. | $8 | -- | $566M | $529M | 0.4x | 3.5x | ||
| Median | $12 | +22% | $4B | $16B | 1.3x | 7.8x |
Financial data powered by FactSet and Morningstar. Valuation multiples as of current fiscal year. For more data, start your free trial here.
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