Sumitomo Realty and TEPCO Energy Partner Concluded "Decarbonization Lead Project Agreement"
Commenced the First Project: "SUMIFU x ENEKARI" - Residential Solar Power Generation Service
An Industry-First* for Delivering "Peace of Mind" for the Entire Period of Residency

September 2, 2021
Sumitomo Realty & Development Co., Ltd.
TEPCO Energy Partner, Inc.
Sumitomo Realty & Development Co., Ltd. (Headquarters: Shinjuku-ku, Tokyo; President: Kojun Nishima; hereinafter"Sumitomo Realty") and TEPCO Energy Partner, Inc. (Headquarters: Chuo-ku, Tokyo; President: Nobuhide Akimoto;"TEPCO EP") concluded the "Decarbonization Lead Project Agreement," an agreement to jointly plan and implement
projects to lead decarbonization.
As its first project, we are pleased to announce the commencement of the “SUMIFU x ENEKARI” service. It is anindustry-first* service that installs solar power generation equipment and storage batteries to detached houses newly
constructed by Sumitomo Realty at a “zero initial cost,” and provides support including equipment repairs andupgrades for the entire period of residency, which enables use of electricity even in the event of a disaster. Through thisservice, we will also contribute to achieving a carbon neutral society by aggregating and utilizing a part of theenvironmental value from the electricity generated by our customers.
* A first in the industry of solar power generation equipment installation where a major infrastructure group supports
equipment repairs and upgrades for the entire period of residency (based on our own research).

Sumitomo Realty and TEPCO EP concluded the “Decarbonization Lead Project Agreement,”
an agreement to jointly lead decarbonization.
- Aim and thoughts regarding the agreement As companies underpinning the social infrastructure, Sumitomo Realty and TEPCO EP aspire to jointly design thescenario for social transformation toward carbon neutrality by 2050 and lead Japan and the world in the effort. To thisend, we concluded a business alliance agreement to jointly plan and implement decarbonization projects.
The two companies have been supporting decarbonization through their business activities thus far. We will further
contribute to achieving Japan's decarbonization target by promoting decarbonization projects in various areas,including office buildings and condominiums, starting with these newly-built custom homes. Going forward, we willcontinue to pursue business expansion together with decarbonization.

"SUMIFU x ENEKARI" – A service to install solar power generation equipment and storage
batteries for newly-built homes - First project: Contributing to the decarbonization By vigorously promoting the adoption of solar power generation equipment and storage batteries in detachedhouses, we will tap into the potential of the additionally installed capacity of residential solar power generation inJapan. In addition to increasing the total amount of generated renewable energy, this project will also contribute toadjusting the gap in power generation capacity during the day and night, which is one of the challenges in adopting
renewable energy, and will greatly contribute to a stable transition to a carbon neutral society in Japan.

1. Outline of the initiative"SUMIFU x ENEKARI" is a service that introduces solar power generation equipment and storage batteries at a zero
initial cost into detached houses newly constructed by Sumitomo Realty, and supports equipment repairs andupgrades. The initiative will further contribute to a carbon neutral society by aggregating and utilizing theenvironmental value of some of the power generated by our customers.

Sumitomo Realty Group: - Builds custom homes and promotes the introduction of "SUMIFU x ENEKARI"- Provides customers with "continuous peace of mind" even in the event of a power
outage or interruption of the water supply in a large-scale disaster
TEPCO EP Group: - Installs solar power generation equipment and storage batteries, and provides
repair and upgrading support- Aggregates and utilizes the environmental value of the portion of electricityconsumed by households generated by solar power

2. Features and benefits for the customers● "Zero initial cost" - Reduces the financial burden of installation "SUMIFU x ENEKARI" allows installation of solar power generation equipment and storage batteries at a "zeroinitial cost," greatly reducing the initial financial burden.
● "Continuous peace of mind" - Equipment repair and upgrade support for the entire period of residency With a 24/7 call center system, we provide support for repairs if there is an equipment breakdown, and offer
upgrades so that customers have "peace of mind" knowing they can use electricity even in the event of a power
failure when a major disaster occurs.
● Utilization of environmental value - Contributing to a carbon neutral society and reducing service fees In addition to increasing the total amount of renewable energy generation through the spread of solar power
generation equipment and storage batteries, the TEPCO EP Group will also support companies contributing to theenvironment to reach their targets of carbon neutral society implementation plan and carbon offset, by aggregating
and utilizing the environmental value of home electricity consumption, using the J-Credit Scheme operated by theMinistry of Economy, Trade and Industry, the Ministry of the Environment and the Ministry of Agriculture, Forestryand Fisheries.

Sumitomo Realty and TEPCO EP’s environmental initiatives
1. Sumitomo Realty’s initiatives on sustainability
Sumitomo Realty has been working to solve social issues through its business activities under its fundamental
mission to “Create even better social assets for the next generation.” Going forward, it will further strengthen its
initiatives concerning environmental issues including climate change and work toward achieving a sustainablesociety.
(Please visit our website for more detail about our Initiatives on Sustainability: https://english.sumitomord.co.jp/sustainability/ )2. TEPCO EP's sustainability initiatives
As a trusted partner in the promotion of decarbonization and renewable energy, TEPCO EP is committed tostrongly supporting customers' lifestyles and growth of corporations. At the same time, it will continue to create andprovide services that match the course of the times, such as promotion of decarbonization and renewable energy,
while meeting the needs of its customers.
* Carbon neutral initiatives in the Fourth Comprehensive Special Business Plan (Tokyo Electric Power Company Holdings):
https://www.tepco.co.jp/en/hd/newsroom/press/archives/2021/pdf/210721e0203.pdf(Reference) "ENEKARI" service"ENEKARI" is an energy utilization service provided by
TEPCO HomeTech, Inc. of the TEPCO EP Group.
With an initial cost of 0 yen and a fixed monthly service
fee, customers can use the latest energy-savingequipment.
"SUMIFU x ENEKARI" is a new service thatenhances the use of "ENEKARI" and proposes
optimum equipment for upgrading at the end ofcontract period. Of course, during the use of theequipment, customers can enjoy "peace of mind" with abroad range of guarantees and support from the 24/7
call center.

Solar power
generation
Solar car port
High efficiency
air-conditioning
Eco Cute
IH cooking
heaterStoragebattery【Contribution to SDGs】
The initiatives related to this release contribute to thefollowing SDGs objectives:
7. AFFORDABLE AND CLEAN ENERGY
13. CLIMATE ACTION
17. PARTNERSHIPS FOR THE GOALS
Sumitomo Realty and TEPCO EP will continue to explore collaboration opportunities in wide ranging areas, andwork together towards achieving a carbon neutral society.