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  1. Home
  2. Manufacturing and processing contract
  3. 日東工作所
Manufacturing and processing contract
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日東工作所

EstablishmentJuly 2, 2015
capital600Ten thousand
addressOsaka/Hirakata-shi/kasugano 1-1-7
phone072-808-4110
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last updated:Sep 13, 2025
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  • Company information
  • Products/Services(23)
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日東工作所 Company Profile

Supporting Manufacturing with “Jig Expertise × Precision Machining”

NITTO MFG. Co., Ltd. (Osaka), founded in 1965, has a long history as a designer and manufacturer of jigs and special-purpose machines. Today, we handle everything from one-off machining to small- and medium-lot precision parts production. Leveraging our unique expertise cultivated through jig and special machine development, we flexibly support prototypes and custom machining requests. Equipped with a wide range of facilities—from conventional milling and lathes to machining centers, NC lathes, and grinding machines—we can process diverse materials including iron, cast iron, aluminum, stainless steel, and copper. From the concept stage through design, manufacturing, finishing, and delivery, we provide a complete one-stop solution. If you face any machining challenges, please feel free to consult NITTO MFG. (Osaka). Furthermore, as part of our lifelong commitment, we actively engage in: Advancing precision machining technology through jig-design know-how Manufacturing and sales of our originally designed small Wankel rotary engines (NR Series) Development of next-generation rotary engines capable of operating on hydrogen and multiple fuels

Business Activities

● Manufacturing and processing of single items, including prototypes from one piece ● Precision machining of small to medium lots (from a few to several hundred pieces) ● Design and production of jigs and dedicated machines (comprehensive support from concept to delivery) ● Support for new product development ● External sales of original tools and similar products ● Manufacturing and sales of small rotary engines #SmallLotMachining #MediumLotMachining #SingleItemProcessing #PrototypeProcessing #GeneralMachining

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Products/Services (23)

NRG-0 product image
NRG-0
~Successful examples of unique hydraulic slide design and manufacturing~ product image
~Successful examples of unique hydraulic slide design and manufacturing~
80cc Gasoline-Fueled Rotary Engine_1 product image
80cc Gasoline-Fueled Rotary Engine_1
Newly released silencer exclusively for NR-20/NRG-20 | For small RE product image
Newly released silencer exclusively for NR-20/NRG-20 | For small RE

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catalog(4)

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Small 80cc RE "NRG-80" Special Order Production

Small 80cc RE "NRG-80" Special Order Production

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Solving processing troubles: High-precision parts, dedicated jigs, and new product development support | Nitto Kogyo Co., Ltd. (Osaka)

Solving processing troubles: High-precision parts, dedicated jigs, and new product development support | Nitto Kogyo Co., Ltd. (Osaka)

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Core Drill "NK-SD085"

Core Drill "NK-SD085"

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Nitto Kogyo Co., Ltd. Company Profile

Nitto Kogyo Co., Ltd. Company Profile

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news(15)

EN_NR12P_DM202510.jpg

NR-12P” Limited Quantity Sale Notice

  • PRODUCT

044【Company Update】 Official Blog https://www.nitto-mfg.com/blog-20251023/ We are pleased to announce that the NR-12P (airPlane)—previously Japan-only—is now available internationally, in limited quantities. If you are interested in the NR-12Hb (helicopter use), please contact us. As allocation is extremely limited, please register promptly; allocation is first-come, first-served. We will send timing & availability updates to respondents. Thank you for your continued support. We appreciate your interest!

Oct 28, 2025

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NRG-80 Special Order Production: Responding to Demand "800,000 yen per unit"

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045【Report from Our Company】2025/10/25 Nitto Manufacturing Co., Ltd. (Osaka) is a comprehensive manufacturing company that supports manufacturing with "jig expertise × precision machining." We are the original manufacturer of the Wankel-type rotary engine (RE). Our Wankel-type RE faithfully reproduces the basic structure of Dr. Wankel's design. Since the recent launch of the "NRG-80" special order production, we have received numerous inquiries. In response to this feedback, we have set the price of the "NRG-80" at 800,000 yen per unit and will accept orders starting from just one unit. Additionally, as a special benefit for this special order production, we will provide the following three items as gifts: 1. Silencer 2. Propeller attachment 3. Fuel tank (1L) Deadline for special order production benefits: November 10, 2025 (Monday) We kindly ask you to consider and place your orders during this opportunity. For related information, please also check our official blog below. https://www.nitto-mfg.com/blog-20250921/ #SingleItemProduction #SmallLotMachining #GeneralMachining #CenteringDevice #ToolCommercialization

Oct 28, 2025

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NRG80_0712.jpg

~Announcement of the start of sales for the special order production of the small 80cc RE "NRG-80"~

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042【Report from Our Company】2024/09/20 Official Blog: https://www.nitto-mfg.com/blog-20250921/ Nitto Manufacturing Co., Ltd. (Osaka) is a comprehensive manufacturing company that supports manufacturing through "jig expertise × precision machining." We are a manufacturer of Wankel-type rotary engines (RE). Our Wankel-type RE faithfully reproduces the basic structure of Dr. Wankel's design. We are pleased to announce that we will begin special order production and sales of the "80cc RE for gasoline" developed as a prototype, named "NRG-80." 【Refer to the brochure】 This product is a compact 80cc RE developed utilizing the precision machining technology and unique know-how that our company has cultivated over many years. It is expected to have a wide range of applications in civilian use fields, such as in the hobby sector, as well as power sources for generators and pumps. We will continue to respond to our customers' diverse needs and contribute to society through innovative manufacturing. You can view the operation video at the following address: https://www.youtube.com/watch?v=mVCfVFYMrGU

Sep 26, 2025

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Detailed information

Company name 日東工作所
Contact addresspostalcode 573-0131 Osaka/ Hirakata-shi/ kasugano 1-1-7View on map TEL:072-808-4110 FAX:072-808-4111
Key PartnersMachine parts manufacturer Inspection equipment manufacturer Transmission parts trading company Machinery manufacturer Research institution University, etc.
New customers are also welcome to inquire freely.
Industry Manufacturing and processing contract
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