Continue to create, continue to drive.
Continue to support the future of the Earth.

https://www.denyo.co.jp

20230508-01（ PD）

We create motive power that puts
objects and people into motion.
This driving force advances machine technology,society, and the world.
Just as you keep walking to move forward,
we keep working to connect to the future.
That is our mission.
Power to create.
Power to support life.
In the past, we advanced Japan,
and now we can move the world.

Continue to create,continue to drive.

Continue to support

the future of the Earth.

23[Engine driven generator]

Overwhelming reliability wasrealized through in-houseintegrated manufacture.

Continue to create

products
D e n y o w a s t h e ﬁ r s t i n J a p a n i n 19 5 9 t od e v e l o p a n e n g i n e w e l d e r. T h i s s e r v e d a s
the foundation of its position as a pioneer inth e d eve l o p m e nt of e ngin e we l d e r s . De nyo
developed a variet y of product s in response
to customer needs by using its exper tiseand extensive experiencecultivated as aleader in outdoor power sources thatp e r p e t u a l l y m ove s o c i e t y. D e nyoʼs s p i r it of"We do what other companies cannnot
and will not do"

is inherited as thefundamentals of a creation enterprise.

4The engine driven generator is selectable from thepor table t ype and is convenient for transpor t, mobile t ype
for emergency use, and power supply vehicle matching
application and purpose. These generators are active inc o n s t r u c t i o n s i te s a n d a s e m e r ge n c y p o w e r s u p p l i e s a n d
support human life as a power station in the foreign
regions where electricit y doe s not reach.

[Engine welder]

Capability of No.1 domestic
share with reﬁned,
easy usability.
The engine welder of fering convenience and workabilit y
was thoroughly pursued since successful practicala p p l i c a t i o n w a s ﬁ r s t r e a l i z e d i n J a p a n i n 19 5 9 . T h e s ewelders are constantly evolving by offering bothe nv iro n m e n t a l p e r fo r m a n c e w i t h a n a u to m at i c i dlin g s to pfunction and operating performance that can be
manipulated at the will of the user.

[Engine compressor]

Concentrating our expertise
cultivated by manufacturing
power generators.
U t ilizin g ex p e r t is e g a in e d f ro m m a n u f a c t u r in g ge n e r ato r sand welders, Denyo developed technology forcompressors. Denyo created a new standard inc ompre s sor s by developing variable pre s sure and variablecapacity type that realize large-scale reduction oftransp or t and op eration c os t s and enable one c ompre s sor
to cover high to low pre ssure.

[Special equipment]

A variety of equipment reduces laborand provides optimization on-site.
A variet y of special equipment reduce s labor and provide so p t i m i z a t i o n o n - s i t e . Fo r e x a m p l e , s p l i t- l i g h t ﬂ o o d l i g h t
c a p a b l e of i l l u m i n a t i n g o n l y t h e d e sire d p l a c e a n d a h i g helevation work vehicle for use on slope s are product s thatc o u l d b e d eve l o p e d o n l y by D e nyo w i t h f u ll k n ow l e d ge ofconstruction site s. Denyo will continue to release products
beyond oneʼs imagination by predicting the future.

5

Design and development fusing creative sensitivity
and advanced technology
The sensitivity of creative design engineers and advanced technology result in the developmentof new products with new concepts. Denyo's design philosophy perpetually generates innovative
functions ahead of the world by re sponding not only to qualit y and durabilit y but also to thevarious needs for operability and environmental performance.

Technologythat continuously puts
everything in motion

In-house integrated manufacture brings
overwhelming reliability
Denyo products are highly rated not only domestically but also internationally. The high quality
c o m e s f r o m i n t e g r a t e d m a n u f a c t u r i n g o c c u r r i n g a t o u r o w n f a c t o r y. G e n e r a t o r b o d ymanufac turing s t ar t s from th e win ding pro c e s s wh ere c o p p er wire is wo un d aro un d a rotor
in-house, and all proce sse s of par ts manufacturing, assembly, and ﬁnishing are speciﬁed bystrict procedures to provide products at the highest quality matching our renowned reputation.

Denyo's creation fuses creative sensitivity andthoroughly reﬁned craftsmanship. We realize
highly dimensional creation unrivaled by othercompanies by developing and manufacturing allparts in-house, including generator bodies as theheart of the unit, excluding the engine, while
systematically performing assembly to ﬁnishing.

Quality obtained by vast experienceand sure technologies
The manufacturing process where the fundamentals of Denyo ̶ quality is created byelaborating̶is alive. Qualit y inspections include the per formance inspection, samplingi n s p e c t i o n , a n d tot a l i n s p e c t i o n a n d a re i m p l e m e n te d m a ny t i m e s d u r i n g e a c h p ro c e s s . Inaddition, the ISO cer tiﬁed factories developed domestically and overseas share data throughuniquely established production control systems to realize homogeneous object creation in all
production hubs.

67Regional power generation plant supports human life
The regional power plant plays an active role in suppor ting daily life in developing countrie sand in remote mountain areas with no electricity.

The World
continuously being
put in motion

Backup power supply for bank (Indonesia)

Power generation facility on remote island (Singapore)

Mobile power Supplies around the world
Mobile power supplies provide electricit y throughout the world for building sites, roadconstruction, television broadcasts of the inaugural speech of US presidents, and event sites,such as outdoor music festivals.

Denyoʼs generators are manufactured on theb a s i s o f a n u n w ave r i n g d e s i g n p h i l o s o p h y.
Because of their unrivaled durability andr e l i a b i l i t y, D e n y o g e n e r a t o r s s u c c e e d a s
power stations and in mountainous areasn o t s u p p l i e d w i t h e l e c t r i c i t y. I n a d d i t i o n ,due to their high soundprooﬁng andTemporary power supply at a vaccination site (US)Temporary power supply for an outdoor festival (UK)Power supply for a construction site (Japan)

Power supply at a petroleum pipeline construction site (Russia)d e p e n d a b i l i t y, t h e y a r e a l s o a d o p t e d a s
temporary power supplies for outdoor
fe s tival site s an d for te levisio n broadc as t s .

89Working to achieve a hydrogen-powered society
I n 2 0 2 0, w e j o i n t l y d e ve l o p e d a f u e l c e l l p o w e r s u p p l y ve h i c l e（FC P V）w i t h Toyo t a M o t o r
Corporation that uses hydrogen to generate electricity. We have also been able to use fuel cells
in our main products, portable generators. We will promote the practical use of these products
to achieve carbon neutrality.

Continue to support

FuturePower supply vehicle that uses hydrogen as a fuel to achieve zero CO 2 emissions during operation

W it h a v i ew o n t h e Ja p a n e s e gove r n m e n t ʼsgreenhouse gas reduction targets for FY 2030

Fuel-cell portable generator with zero CO 2 emissions
during operation

H yd r o g e n c o - ﬁ r e d g e n e r a t o r t h a t a c h i e ve s 5 0 %reduction of CO 2 emissions during operationand c arb on neutralit y for F Y 20 5 0, Denyo isworking hard to develop products thatsuppre s s CO 2 emis sions and c arbon-freeproducts as quickly as possible. In order fort h e p r o d u c t s t h a t w e m a ke t o c o n t i n u e t ohave the power to support peopleʼs lives, we

Working for electriﬁcation
We have developed a “split-light ﬂoodlight” for batteries of mobilit y products such as electricbikes. Compared with conventional engine ﬂoodlights, it can greatly reduce CO 2 emissions andnoise, and long-time continuous operation c an be achieve d by replacing the c ar tridge-t ype
batteries. Furthermore, it can be used together with electric bikes, micro shovels, etc., that are
equipped with the same battery. Denyo will continue to promote the development of electriﬁedproducts.

wa nt to c o ntin u e to m a ke in n ovative thing sthat take the global environment intoconsideration.

Cartridge-type battery

Lithium-ion battery driven ﬂoodlight1011

Message from the President

History of DenyoJuly1948

Established Japan Power Welding Machine Co., Ltd.

March

1959

Developed and manufactured high-speed engine-driven welders

December 1961

Completed construction on Saitama plant and began to manufactureengine-driven generators

February

1966

Developed sound-proof generators and began productionof sound-proof engine-drivengenerators and welders

July

1966

Changed its corporate name to Denyo Co., Ltd.

July

1970

Completed construction on Shiga plant

April

1973

Began to manufacture engine-driven air compressors

March

1976

Established joint venture, P.T. Denyo Indonesia(currently P.T. Dein Prima Generator)

April

1976

Completed construction on Fukui plantFebruary

1983

Denyo was listed on Second Section of the Tokyo Stock Exchange

December 1992
August1995

December 1997

Aiming for decarburizationby continuously creating and moving

Established U.S. subsidiary, Denyo America Corporation

2000

Listed on the First Section of the Tokyo Stock Exchange

June

2000

Established Singapore subsidiary, Denyo Asia Pte. Ltd.

Acquisition of Nishinihon Generator Mfg. Co., Ltd.
(currently Nishihatsu Co., Ltd. ) as subsidiary

October

2007

Established subsidiary, Denyo Europe B.V. in the Netherlands

July

2009

Absorption-type merger of Denyo techno Service Co., Ltd.
and Denyo Trading Co., Ltd.

and the provision of engine-driven generators, welders, air compressors and other specialty machinery worldwide.

May

2010

Established subsidiary, Denyo Vietnam Co., Ltd.

Behind this evaluation lies the traditional sanpo yoshi management philosophy Denyo has had since its foundation, “beneﬁttingMarch

2 013

Established Laboratory & Training Center in Sakado city, Saitama

February

2 015

Began to manufacture engine-driven generators, with thecompletion of the second factory in Denyo Vietnam Co., Ltd.

February

2020Established subsidiary, Denyo Trading Vietnam Co., Ltd.

Additionally, global warming caused by greenhouse gases has been viewed as problematic in recent years, and we hear words

April

2022

Transited to Prime Market in Tokyo Stock Exchangesuch as decarbonization and carbon neutrality every day. In order to solve this problem, Denyo will take the lead in focusing onMarch2023

Established Service Center Kanto in Sakura city, Chiba

reliability in Japan and in more than 150 countries around the world as a pioneer in the manufacturing of outdoor power sources

three parties.” This expresses our goal of ensuring that the user (customer), the seller (dealership), and the manufacture (Denyo)prosper together through our products. With the goal of achieving this management philosophy, we constantly apply ourselves tocreate and realize products and services that satisfy our customers through efforts to improve our technological, manufacturing
and sales capabilities.

Fukui Plant started operation（1976）

Denyo moved to Nihonbashi-horidomecho

2007“Denyo Builds the Future with Technology.” Fortunately, Denyo has earned high praise for its technological capabilities andSound-proof engine-driven generators (1961)

Received ISO 9001 certiﬁcation for Fukui plant

June

Since its foundation in 1948, Denyo has been developing products by always looking to the future, as stated in the phrase

High-speed engine-driven welders (1959)

Established joint venture, Denyo Manufacturing Corporation in U.S.A.

MarchDecember 2006

Building at the time of establishment. (1948)

Denyo Manufacturing Corporation（1995）

Laboratory & Training Center（2013）

the development of innovative carbon-free products that do not emit CO2 at all, going beyond low-emission products. Further,
towards the Japanese government's goal of reducing greenhouse gas emissions by ﬁscal year 2030 and its long-term goal ofachieving carbon neutrality by ﬁscal year 2050, Denyo strives to innovate in line with expectations and will continue to develop
and provide power sources that will always be indispensable to society.

Service Center Kanto（2023）

We request the continued support and encouragement of our stakeholders in the years ahead.

Takanori Yoshinaga, President

1213

Global Subsidiaries
Company ProﬁleCompany Name

Denyo Co., Ltd.

Representative

Takanori Yoshinaga, President

EstablishedJuly 2, 1948

Head Ofﬁce

2-8-5, Nihonbashi-horidomecho, Chuo-ku,
Tokyo 103-8566, Japan
Tel:81-3-6861-1111 / Fax:81-3-6861-1181

Paid-in Capital

1,954 million yen

Fiscal Year

April 1 to March 31

PlantsFukui, Shiga, Karatsu ( Japan ) ,Kentucky ( U.S.A.) , Indonesia and Vietnam

Issued Shares

22,859,660 ( as of March 31, 2023 )Business Lines

Manufacture and sales of Engine-driven
Generators, Welders, Air Compressors
and other special machinery

Denyo Manufacturing Corporation

Denyo Trading Vietnam Co., Ltd.

1450 Minor Road, Danville, Kentucky, 40422 U.S.A

Room 606.03, 6th Floor, Indochina Plaza Hanoi Tower, No.
241 Xuan Thuy Street, Dich Vong Hau Ward, Cau GiayDistrict, Hanoi City, Vietnam

Denyo America Corporation
1450 Minor Road, Danville, Kentucky, 40422 U.S.A

P.T. Dein Prima Generator
JL. Raya Bekasi Km.28, Medan Satria,Bekasi 17132 Jawa Barat, Indonesia

Denyo United Machinery Pte. Ltd.
MAPNO.9 NEYTHAL ROAD SINGAPORE 628614

Denyo Asia Pte. Ltd.
MAPNO.9 NEYTHAL ROAD SINGAPORE 628614

Head Ofﬁce

Denyo Vietnam Co.,Ltd.
Plot A3,Thang Long Industrial Park II,Lieu Xa Commune,
Yen My District,Hung Yen Province, Vietnam

Fukui Plant

Denyo Europe B.V.
Naamrijk 1, 3454 PX De Meern, The Netherlands

38-1,Aida, Wakasa-cho, Fukui, 919-1397, Japan

Shiga Plant
5, Oikecho, Konan, Shiga, 520-3213, Japan

Laboratory & Training Center

Fukui Plant

5-4-34, Chiyoda, Sakado, Saitama,350-0214, Japan

Subsidiaries & Afﬁliate in Japan

Service Center Kanto
2112-5, Ota, Sakura, Chiba,285-0808, Japan
Shiga Plant

Denyo Kosan Co., Ltd.
2-8-5, Nihonbashi-horidomecho, Chuo-ku, Tokyo, 103-8566, Japan

Nishihatsu Co., Ltd.
140, Chichika, Karatsu, Saga, 847-0831, JapanNew Japan Machinery Corporation
Shinyokohama, Kohoku-ku, Yokohama, Kanagawa, 222-0033, Japan
Nishihatsu Co., Ltd.

1415