Rakuyo Kasei Co.,Ltd.

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From Super Engineering Plastics to Gala Epo, you can count on us for all your resin cutting needs!
Our company is mainly engaged in ultra-precision cutting and ultra-small hole high-speed drilling, mainly for resin and metal. (Minimum hole diameter 0.03 mm, minimum wall thickness between holes 0.015 mm, maximum number of holes 30,000, minimum slitting 0.1 mm, minimum wall thickness 0.1 mm)
To meet the needs of our customers for high quality, high-mix, small lots, and short delivery times, we control the temperature and humidity in the factory and inspection room, as well as the production of original blades and process control, and conduct in-process and pre-shipment inspections using CNC image measuring instruments.
Cost, delivery, and specifications in line with the times, to meet your requirements.


  • Machining Center
    (High precision high-speed small-diameter micromachining machine)

    Type:Roku-Roku Industry MEGA 8units
    Specializing in micromachining, especially high-speed drilling is possible and can maintain stable quality and accuracy.

  • Machining Center
    (Ultra high precision high-speed micromachining machine)

    Type:Roku-Roku Industry AndroidⅡ 1units
    Specializing in microfabrication, X, Y, and Z linear motor drive allows for the maintenance of high accuracy for long periods of time.

  • Machining Center

    Type:Mori Seiki NV4000 1units
    As a dedicated metalworking machine, it allows for in-house metalworking support.


We use our years of processing experience and know-how to ensure efficient work processes.
We pursue advanced technology development by combining cutting-edge technology, equipment and human resources.
We will continue to provide products that satisfy our customers, always aiming to improve production efficiency on the basis of high quality, quick delivery and low prices.


Our company specializes in general-purpose plastic processing, super engineering, engineering plastic processing, and metal processing, and we can process not only small parts but also large parts depending on the processing details. In particular, we specialize in ultra-precision micro-shape and micro-hole machining for semiconductors and in-vehicle-related products, and we can meet the needs of our customers with high degree of difficulty and high precision and quick delivery.


  • Representative Greeting

    Since our company was established in 1984, we have made efforts for the development of the local community, mainly in the processing of resins and metals.

    As our living environment grows, the technology and demands of our customers are changing daily. We believe that responding quickly to these changes with a wealth of experience and ideas will lead to further development of our customers and the region and growth of our company.
    In order to meet all the needs of our customers, we have taken on various challenges and introduced the latest equipment, and we have also made a commitment to the environment.
    As a "manufacturing company" that handles resins and metals, we recognize that it is our social responsibility to use resources efficiently and pass on a rich environment to the next generation.
    We will never forget our commitment to the environment and will continue to work hard to contribute to further technological advances.
    We would like to thank you for your continued patronage and support.

  • Management Principles

    1.Our company is a technology-first enterprise. We will strive to secure excellent technology and make every effort to achieve quality, price and delivery date to the satisfaction of our customers.
    2.Our company focuses on speed and always aims to be the No. 1 company in its industry.
    3.Always strive to develop high-level technology to benefit society and develop the company.
    4.Our company is a place where people who work together engage in friendly competition and build a fulfilling life.
    5.Our company is committed to the meritocracy, and those who contribute to the development of the company will be highly valued.

  • Company Profile

    Company Name
    Rakuyo Kasei Co.,Ltd.
    178-1 Sayama-Shinkaichi, Kumiyama-cho, Kuze-gun, Kyoto
    January 1984
    Representative Director, Akira Fukui
    Trading Bank
    Kyoto Bank, Mukaishima Branch
    Kyoto Shinkin Bank Nishi-Uji Branch
    Tokyo-Mitsubishi UFJ Bank, Kyoto Branch
    ISO9001:2015 Certification Retrieved May 14, 2018
    ISO14001:2015 Certification Retrieved May 14, 2018
  • Access Map

    〒613-0034 178-1 Sayama-Shinkaichi, Kumiyama-cho, Kuze-gun, Kyoto
    TEL 0774-41-2922 FAX 0774-41-2923


We try to be flexible.
Please feel free to contact us first.

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Payment Time : 9:00 to 17:00

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