Company guide for SIGA Machine Tool, manufacturer of high-precision units

Company Information

President's Message

Since our founding in 1946, we have continued to preserve the 'SIGA' brand through the transmission of skilled craftsmanship.
As an intermediate goal, we aim to continue our business with sincerity towards becoming a centennial company.

"Grateful for being born! Grateful for every encounter!!
Connections are the greatest treasures."


The fact that I am able to engage in business activities here and now is thanks to everyone involved.
While the power of one is weak and small, I believe that through connections with others, I can grow, invoke great emotions, share those emotions, and eventually contribute to world peace.
I cherish every encounter and aspire to become a company that solves social issues.

Naoyuki Higuchi, President and CEO

President and CEO of SIGA Machine Tool, Naoyuki Higuchi

Management Philosophy

"Smiles and Passion" "Trust and Commitment" "Integrity and Action"

Management Policy

We entrust our 'aspirations' to the 'SIGA' brand and aim to make people around the world smile.

'Aspiration' means:
1. Cultivating a heart of sincerity (to be useful to someone in the world).
2. Continuing to pursue set goals and objectives with passion.
3. It's okay to pause. Keep a margin in your heart, never give up, and maintain a strong will.

Long-term Management VISION

Reduce people's workload with 'SIGA' brand products.

【Craftsmanship of Japan】 We are a company that creates the foundation for manufacturing.
With innovation and quality, we provide the world’s No. 1 equipment.

Company Overview

Company Name SIGA Machine Tool Co., Ltd.
Location Aichi Prefecture, Chiryu City, Kami-Shigehara Town, Kajiarai 13
Founded January 1946
Established July 1959
Capital 48 million yen
President and CEO Naoyuki Higuchi
Number of Employees 48 (as of 2024)
Major Clients Aisin Co., Ltd.
Enomoto BA Co., Ltd.
JTEKT Corporation
Denso Corporation
Toyota Motor Corporation
Toyota Industries Corporation
Panasonic Corporation
and over 500 others
Company History
January 1946 Founded as SIGA Machine Manufacturing.
April 1951 Started manufacturing specialized machine tools.
May 1954 Started manufacturing various precision units.
July 1959 Established SIGA Machine Tool Co., Ltd.
February 1960 Started commercial sales of various precision spindles and feed units.
January 1963 Started manufacturing gun drill machines.
April 1966 Started manufacturing transfer machines.
September 1987 Developed specialized machines for the home appliance industry.
March 1989 Started manufacturing and sales of splash guns.
December 1997 Developed specialized machines for the aerospace industry.
December 2007 Achieved ISO14001 certification.
April 2009 Achieved ISO9001 certification.
January 2024 Launched the S-CUBE series

Environmental Policy [ISO 14001:2015 Certified]

SIGA Machinery Industry Co., Ltd. will comply with environmental regulations, pollution prevention agreements, and other related requirements in its business activities and will carry out activities to prevent environmental pollution.
Furthermore, to reduce environmental impact within the company, we will set objectives and targets, implement them systematically, review them as necessary, and continuously improve the environmental management system.

Environmental Policy

  • 1. We will understand our environmental impacts and strive to reduce our burdens within technically and economically feasible limits.
  • 2. We will comply with relevant laws, regulations, ordinances, and other requirements.
  • 3. We will aim to reduce consumption of resources and emissions, promote reuse, and consider environmental impact in our designs.
  • 4. We will raise environmental conservation awareness among each and every employee and promote activities involving everyone.
  • 5. We will engage with the local community, participate in community activities, and implement environmental conservation within our company.

March 1, 2024
President and CEO, Naoyuki Higuchi

Quality Policy [ISO 9001:2015 Certified]

SIGA Machinery Industry Co., Ltd. will comply with customer requirements, relevant laws, and regulatory requirements in its business activities and strive to improve customer satisfaction.
Additionally, to enhance quality within the company, we will set objectives, implement them systematically, review them as necessary, and continuously improve the quality management system.

Quality Policy

  • 1. We will create products with a strong commitment to customer satisfaction.
  • 2. We will comply with customer requirements and relevant laws and regulations.
  • 3. We will continuously improve the effectiveness of the system to provide consistently conforming products.
  • 4. We will set quality objectives and evaluate their achievement.
  • 5. We will raise awareness of quality improvement among each and every employee and promote activities involving everyone.

March 1, 2024
President and CEO, Naoyuki Higuchi

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