Tokyo Metro and J-POWER: 3.9 million kWh for Tokyo’s energy future

Tokyo Metro and J-POWER have signed a virtual power purchase agreement to promote the decarbonization of transport. This innovative agreement illustrates the sector's growing commitment to sustainable energy solutions and the use of renewable energies.

Share:

Comprehensive energy news coverage, updated nonstop

Annual subscription

8.25$/month*

*billed annually at 99$/year for the first year then 149,00$/year ​

Unlimited access • Archives included • Professional invoice

OTHER ACCESS OPTIONS

Monthly subscription

Unlimited access • Archives included

5.2$/month*
then 14.90$ per month thereafter

FREE ACCOUNT

3 articles offered per month

FREE

*Prices are excluding VAT, which may vary depending on your location or professional status

Since 2021: 35,000 articles • 150+ analyses per week

Tokyo Metro and J-POWER recently signed a Virtual Power Purchase Agreement (PPA) to promote the decarbonization of rail operations through the use of renewable energy.
Part of a growing trend towards sustainability in the transport sector, this agreement enables Tokyo Metro to source non-fossil energy certificates, representing a significant amount of renewable energy generated by a dedicated solar power plant.
This type of contract, which enables consumers to acquire only the environmental value of renewable energy, illustrates an innovative approach to meeting the challenges of energy transition.
The virtual PPA between Tokyo Metro and J-Solar Co, Ltd, a subsidiary of J-POWER, guarantees Tokyo Metro the acquisition of non-fossil energy certificates equivalent to around 3.9 million kWh per year for a period of 20 years.
This energy comes from the Himeji Oshio solar power plant, which has a maximum capacity of 1,999 kW.
By integrating this renewable energy source into its operations, Tokyo Metro is committed to reducing its CO2 emissions by around 1,521 tonnes per year, thus contributing to its ambitious environmental targets.

Tokyo Metro’s commitment to sustainability

Tokyo Metro has implemented significant initiatives to achieve its sustainability goals, including the “Metro CO2 Zero Challenge 2050”.
This commitment aims to reduce CO2 emissions from all group operations by 50% by the end of fiscal 2030 compared with fiscal 2013, with a target of effectively zero emissions by 2050.
To achieve these targets, Tokyo Metro is investing in fuel-efficient vehicles and environmentally-friendly equipment, while exploring innovative solutions such as virtual APPs.
The importance of this agreement is not limited to reducing CO2 emissions.
It also represents a step towards wider use of renewable energies in the transport sector, an area often perceived as difficult to decarbonize.
By integrating renewable energy sources into its operations, Tokyo Metro is showing the way forward for other companies in the sector, underlining the importance of collaboration between energy players and consumers.

J-POWER’s role in the energy transition

As a leader in the field of renewable energies, J-POWER plays a crucial role in this transition.
The company is developing various renewable energy projects, including hydroelectric, wind, geothermal and solar power.
Hitoshi Kanno, President and CEO of J-POWER, emphasizes that “we will continue to promote development by leveraging our expertise in renewable energy and contribute to achieving carbon neutrality”.
This statement highlights J-POWER’s commitment to meeting the needs of its customers while supporting long-term sustainability goals.
The agreement with Tokyo Metro is part of J-POWER’s wider strategy to diversify its sales approaches, including virtual APPs.
This strategy enables the company to meet the growing demand for renewable energy while supporting its customers’ decarbonization initiatives.
By developing solutions tailored to the specific needs of businesses, J-POWER strengthens its market position while contributing to the global energy transition.

Future prospects for the renewable energies sector

The agreement between Tokyo Metro and J-POWER illustrates a growing trend towards the adoption of sustainable energy solutions in the transport sector.
As companies become increasingly aware of the importance of decarbonization, virtual APPs are becoming a strategic tool for integrating renewable energies into their operations.
This development could encourage other players in the sector to explore similar partnerships, thus fostering a faster and more efficient energy transition.
The implications of this agreement go beyond simple CO2 emission figures.
They also underline the importance of innovation in the energy sector, and the need for close collaboration between energy producers and consumers.
By adopting sustainable practices, companies can not only reduce their carbon footprint, but also strengthen their market position by meeting stakeholders’ growing expectations in terms of environmental responsibility.

T1 Energy will supply Treaty Oak with 900MW of solar modules over three years, leveraging domestically produced cells from Austin to meet increasing regulatory requirements.
Solarpro commissions Hungary’s largest photovoltaic plant using 700,000 advanced modules supplied by LONGi, with an expected annual output of 470 GWh.
UK-based manufacturer Awendio Solaris plans to build a 2.5 GW solar industrial platform, expandable to 5 GW, in Quebec, targeting North American markets with a 100% regional supply chain.
Technique Solaire has secured €40mn ($43.5mn) in junior debt from BNP Paribas Asset Management to structure two solar portfolios totalling 392 MWp across France, Spain and the Netherlands.
EDF Power Solutions UK has appointed METLEN to lead engineering and construction for the 400MW Longfield solar farm in Essex, with commissioning scheduled for 2030.
Independent power producer Neoen has secured six agrivoltaic projects totalling 124 MWp, reinforcing its position as the leading winner in French solar tenders since 2021.
As the photovoltaic industry enters a phase of deep restructuring, the duel between TOPCon 4.0 and heterojunction technologies is redefining manufacturers’ margins. In 2026, reducing production costs becomes the primary strategic lever for global market leaders.
JA Solar and Trinasolar top Wood Mackenzie’s latest semiannual ranking despite a sector-wide net loss of $2.2 billion. Industrial leaders are strengthening their grip on global photovoltaic module supply through rigorous financial discipline.
BayWa r.e. has finalised the sale of a 46 MW floating solar park, the country’s largest, to a Dutch public-local consortium, marking a new step in the decentralised structuring of the solar market in the Netherlands.
The ATUM Solar industrial complex, located in Ain Sokhna, will include three factories—two of 2 GW capacity—backed by a $220mn investment from an international consortium.
AMEA Power has completed the commercial commissioning of a 120 MWp solar project in Kairouan, marking a national first in Tunisia for a renewable energy installation of this scale.
The Gerus plant becomes the first solar installation in Namibia to sell electricity directly on the Southern African Power Pool regional market.
Japanese conglomerate Tokyu teams up with Global Infrastructure Management and Clean Energy Connect to build 800 low-voltage solar plants totalling 70MWDC, under an off-site power purchase agreement for its facilities.
T1 Energy has begun construction of a solar cell facility in Milam County, Texas, representing an investment of up to $425mn, aimed at strengthening U.S. industrial autonomy in the photovoltaic supply chain.
Pivot Energy has secured $225mn in funding from three banking partners to support a portfolio of 60 community solar power plants across nine US states.
Voltalia has started building a 43-megawatt hybrid plant in Sainte-Anne, combining solar, battery storage and bioenergy to meet growing electricity demand in western French Guiana.
Masdar’s exit ends ReNew Energy's privatisation attempt, despite offer rising to $8.15 per share.
California surpassed 52.3% of electricity from renewables and large hydro in 2024, marking a major energy milestone while increasing pressure on storage, permitting and curtailed production.
European Energy France has secured two wins in tenders issued by the French Energy Regulatory Commission for its agrivoltaic parks in Saint-Voir, with a combined capacity of 14.3 MWp and commissioning expected by late 2027.
TotalEnergies will supply Google with 1TWh of renewable electricity from a 20MW solar plant in Malaysia under a 21-year power purchase agreement.

All the latest energy news, all the time

Annual subscription

8.25$/month*

*billed annually at 99$/year for the first year then 149,00$/year ​

Unlimited access - Archives included - Pro invoice

Monthly subscription

Unlimited access • Archives included

5.2$/month*
then 14.90$ per month thereafter

*Prices shown are exclusive of VAT, which may vary according to your location or professional status.

Since 2021: 30,000 articles - +150 analyses/week.