Company Profile

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COMPANY

Head Office: 9-4 nishi kannon-machi, nishi-ku Hiroshima Japan
Yamaguchi-hofu branch: 14-33-202 takakura 2-choume Hofu-shi Yamaguchi Japan
Mazda plant branch: Ujina-nakachiku area at Mazda Hiroshima Plant
Mazda hofu plant branch: Hofu-Nishinoura area at Mazda Yamaguchi Pref. Plant
President(CEO): Ippei Nakayoshi
Establishment: Oct. 1919
Sales: 2,705 milion JPY (2025 y)
Number of employees: 35
Business Hours: 9:00 AM – 5:00 PM (Japan Time)

Message

To Our International Customers

NAKAYOSHI ENGINEERING CORPORATION is a Japanese engineering and trading company. We supply Japanese-made mechanical and electrical components—such as those used in machinery and industrial equipment—to customers who face difficulties sourcing them due to a lack of procurement channels or poor responsiveness from local distributors.
We have successfully served customers around the world, helping them resolve their business procurement challenges.
To ensure a prompt and accurate quotation, please provide as much information as possible, such as the exact model number, manufacturer name, technical drawings, and photos of the product or its nameplate.
We can supply many products even from manufacturers not listed, so please feel free to contact us.
We also offer proposals for alternative products to replace items that have been discontinued.

We have successfully served customers around the world, helping them resolve their business procurement challenges.
To ensure a prompt and accurate quotation, please provide as much information as possible, such as the exact model number, manufacturer name, technical drawings, and photos of the product or its nameplate.
We can supply many products even from manufacturers not listed, so please feel free to contact us.
We also offer proposals for alternative products to replace items that have been discontinued.

Contact us

toiawase@nakayoshi-e.co.jp

Please Note

Depending on the manufacturer or product, existing distribution channels may prevent us from supplying certain items.
For some products, if information regarding the destination, intended use, or end-user information is not disclosed, export may be restricted due to manufacturer policies or Japanese law.
We do not accept inquiries or requests for quotations for competitive bidding purposes.

Terms of Trade

An order is considered confirmed upon receipt of full payment.
However, for orders exceeding 1 million JPY with a lead time of two months or more, a 70% down payment is required, with the remaining 30% due prior to shipment.
Please note that you are responsible for covering any bank charges deducted during the transfer process.

As a general rule, you are responsible for arranging and paying for transportation. If you have difficulty making these arrangements, we can handle them for you, but you must bear the cost.
We commonly use carriers such as DHL, FedEx, and UPS.
Certificates of Origin can also be issued for an additional fee.

MANUFACTURER

A – E: ASK, BALLUFF, BANDO, BIG DAISHOUWA, BRIDGESTONE, CKD, DAIDEN, DAIDO, DAIKIN, DANFOSS, ENERPAC, EFECTOR
F – J: FUJI ELECTRIC, FUJI SEIMITSU, FORGEL, GRUNDFOS, HITACHI, HOKUYO, HORIUCHI, IKO, INA
K – O: KITAGAWA, KITZ, KOGANEI, KOHO, KOIKE, KYOUWA, LUBE, MASUDA, METROL, MITSUBISHI, MITSUBOSHI, NACHI, NAGANO KEIKI, NBK, NIPPON THOMPSON(IKO), NITTA, NITTO, NKE, NOK, NOP, NSK, NTN, OILES, OKAHARA, OMRON, ORIENTAL, OPTEX-FA,
P – T: PASCAL, PARKER, PISCO, RIKEN, SAKAGAMI, SANWA DENKI, SMC, SANWA SEIKO, SANYO DENKI, SUMITOMO, SUNX, TACO, TAIHEI, TAISEI KOGYO, TAIYO, THK, TOKAIBANE, TOKIMEC, TSUBAKIMOTO
U – Z: UNITTA, YAMAMOTO, YAMATAKE, YASUKAWA

OUR HISTORY

August 1911: Nakayoshi Jitarozo leaves Mitao Iron Works, rents a house in Minami-Misasa-machi (now Kogawachi-cho, Nishi-ku, Hiroshima), removes the earthen floor at the entrance, builds a furnace, installs a bellows, and starts his own ironworks.
1934: He independently manufactured a cylinder internal grinder used for engine overhauls.

The first and second internal grinders produced
1941: Nakayoshi Automobile Co., Ltd. established
<Reorganized into Nakayoshi Motor Co., Ltd. in 1950>
1945: Atomic bombing on August 6
The company building collapsed, and many employees and their families lost their lives. It took several years to rebuild the company.
1952: Nakayoshi Motor Co., Ltd. became an authorized dealer and designated maintenance facility for Mitsubishi Fuso vehicles
Hiroshima Diesel Co., Ltd. was established, and in 1953 it began handling Sawafuji Electric Co., Ltd. products, followed by KYB Industry Co., Ltd. (now KYB Corporation) in 1957.

Nakayoshi Motor Head Office
Late 1960s: Supplied a dust collection system to Toyo Kogyo Co., Ltd. (now Mazda Motor Corporation).
1965: Built a factory on a 4,000-tsubo site in the suburbs of Hiroshima City (now Ono, Hatsukaichi City), equipped with a 3,000-horsepower engine test machine. It became one of the leading service and repair facilities for large diesel engines and construction machinery in the prefecture.

Ono Factory
1967: Began handling pneumatic equipment (SMC products).
1971: Built a service factory specializing in construction machinery in Fukuyama City and became a general dealer for Mitsubishi power shovels and other equipment.

Fukuyama Factory
1972: Received its first commendation as an Excellent Taxpayer Corporation from Hiroshima Nishi Tax Office.
1983: Nakayoshi Motor Co., Ltd. merged with Hiroshima Diesel Co., Ltd. and changed its name to Nakayoshi Engineering Co., Ltd. Nakayoshi Keiji became President and Representative Director.

Launch of Nakayoshi Engineering

Hiroshima Diesel Head Office
Late 1980s and beyond: Designed, manufactured, and delivered productivity-saving equipment such as synchronous carts for assembly conveyors (about 200 units), seal release paper removal machines, and material handling equipment such as palletizing cranes.
1990s and beyond: Delivered pendulum-type and barrier-type bumper impact testers to Mazda’s Miyoshi Test Center.
Also manufactured and delivered many other development and testing systems.
2000s and beyond: Received and delivered numerous large-scale equipment projects for Mazda, including vehicle assembly systems and engine assembly lines.

Vehicle assembly system (door installation assist device)

Engine assembly line
2001: Nakayoshi Yuji became President and Representative Director, and Nakayoshi Keiji became Chairman and Representative Director.
2012: Annual sales exceeded JPY 2 billion.
2013: Delivered an engine performance measurement and inspection system to Changan Ford Mazda Engine Co., Ltd. (Nanjing, Jiangsu Province, China).
2014: Delivered a parts supply system to the engine machining line and an engine parts assembly system to the engine assembly line at Mazda de Mexico Vehicle Operation.
2019: August 20 marked the company’s 100th anniversary.
2020: Nakayoshi Ippei became President and Representative Director, and Nakayoshi Yuji became Chairman and Representative Director.
2021: Built an AGV assembly plant in Shiwa-cho, Higashihiroshima City (total floor area: 450 m²), creating an environment that also allows system test runs. Delivered an engine and rear-suspension installation system (AGV) to Mazda’s Hofu Plant.
Recorded a company-high annual sales figure of JPY 4,112.32 million.
2023: Received an Excellent Taxpayer Corporation commendation from Hiroshima Nishi Tax Office (9th time overall).