Resin(plastic)
Parts
Consultation
System

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We provide total support from planning to design
development and mass production based on our
customers' manufacturing needs

About the business developed by the Tohei Group

Response to customers' needs flexibly 
Tohei Group's Solution

Tohei Group provides comprehensive support for “manufacturing” from the planning stage to mass production.
We can also undertake each step of design development, prototyping, parts procurement, and mass production separately depending on the customers’ needs. For venture companies, we can provide manufacturing planning support through investment.
We contribute to solving our customers’ problems with our abundant solutions and proposal capabilities.

Prototyping

We manage the entire process from the planning and design stage of development to the "prototyping" stage, and then to "development," "mass production" and "delivery". As manufacturing professionals, we will propose the best solution to meet your needs in terms of development scale, budget and quality.

Learn more about prototyping business

Design & Development

We will turn our customers' wishes for "developing" or "commercializing" to reality. The Tohei Group's strength lies in our ability to propose development methods that fit your plan and budget.

Learn more about Design & Development

Mass production

We offer plans that meet customers' needs, including reliable "domestic production," "overseas production" with competitive price, and "domestic final production" that combines both. We can handle a wide range of production from small lot to mass production by utilizing the most suitable production site and necessary equipment.

Learn more about Mass production business

Venture investment

We invest in venture companies that have the potential to grow together with us. The Tohei Group provides total support for the challenge to achieve commercialization through manufacturing.

Learn more about investment business

Tohei Group by the Numbers

  • Year of establishment
  • 1971
  • Design experience
    (last 10 years)
  • About1200
  • Manufacturing results
    (last 10 years)
  • About5000
  • Amount of materials procured overseas
    (last 10 years)
  • 48.5billion yen
  • Cumulative investment amount
  • 340million yen

*The above figures are as of April 2022.


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