Privacy policy (JP)

Personal Information Protection Policy

Komatsu Ltd. makes efforts below based on the belief that the proper protection of personal information is a corporate social responsibility.


  1. Komatsu Ltd. shall only process personal information provided by its customers within a scope to achieve the following purposes and legal basis:
    (1) When we have obtained customers' prior unambiguous consent
    (2) To execute contracts with customers
    (3) To comply with its legal or regulatory obligations
    (4) To protect its legitimate interests
          Its legitimate interests referred to above include:
            To develop and provide better products and services
            To provide information to customers about the products and services handled by Komatsu Ltd.
  2. Komatsu Ltd. does not disclose or provide personal information about customers to third parties except in any of the following cases:
    when the customer gives prior consent,
    when designated to do so by laws or ordinances,
    when the provision of personal information is necessary to protect life, physical injury, or the assets of a person, and when when consent from the customer is difficult to acquire, and
    when prescribed to do so such as in a notification or directive from a government agency
  3. Komatsu Ltd. will continually improve its personal information management system, including this policy, through employee education, appointment of information management supervisors as well as the execution of audits, while complying with the Personal Information Protection Act and other relevant laws and regulations. Komatsu Ltd. has developed and disclosed "Komatsu’s Worldwide Code of Business Conduct" to ensure all employees of the Komatsu Group adhere to this Code. Therein, Komatsu Ltd. has clarified proper handling of information and rules all employees must follow in an effort to enhance compliance.
  4. Komatsu Ltd. stores personal information for the period necessary to achieve the purpose of obtaining the personal information. However, if the laws require differently, such a period will be set in accordance with the laws.
  5. Komatsu Ltd. will implement appropriate safety measures, as it strives to build a management system and implement reasonable technological and other initiatives to protect the personal information of customers from illegal access, revision, destruction, leaks, loss or any other misconduct.
  6. Komatsu Ltd. handling customers' personal information in foreign countries, we will take appropriate measures for safety management based on the laws and regulations concerning the protection of personal information in each country and region.

  7. Komatsu Ltd. responds, in compliance with the laws and regulations, to customer's requests to confirm or revise his or her personal information or withdraw consent or to others. Please make any requests to the contact below.


[Processing personal information of European Union (EU) residents]
Personal data of EU residents may be transferred to countries not recognized by the EU Commission as a country having an adequate level of protection; however, in such a case, Komatsu Ltd. and companies to which personal information is transferred appropriately handle such personal data of EU residents in accordance with the appropriate safeguards set forth by the EU Commission. (e.g., upon conclusion of Standard Contractual Clauses, and sufficient safety control measures).
Furthermore, data subjects residing in the EU can lodge complaints to the supervisory authority with regard to the processing of personal data by Komatsu Ltd.

Hiroyuki Ogawa, President and Chief Executive Officer, Komatsu Ltd.

Created: March 2005
Revised: April 2022

*Please click here to see our basic policy about the proper handling of information such as personally identifiable information.

To Our Customers (Joint Use of Personal Information)

Komatsu Ltd. obtains personal information necessary to engage in sales, service and rental of construction and mining equipment as well as industrial machines, and said personal information is jointly used by Komatsu Ltd., and Komatsu Group and other companies, as indicated below to promote smooth operations.
Komatsu Ltd. is going to put in place reasonable safety management measures among companies to properly protect personal information that is jointly used.


  1. Personal information to be used jointly
    ・Personal information to be used jointly includes the customer name, address, telephone number, product purchase history, service history such as inspections and repairs, renting/leasing history, and operation history of machines
  2. Companies that jointly use personal information
    ・Komatsu Group companies, and outsourcing and tie-up companies that engage in operations such as sales, service and rental
  3. Purposes for joint use of personal information
    ・To execute contracts with customers
    ・To develop and provide better products and services/
    ・To smoothly execute sales, service and rental operations of products handled by Komatsu Ltd., and
    ・To provide information to customers about the products and services handled by Komatsu Ltd.

Information Collection


To ensure customers' comfortable browsing of this website, Komatsu uses Cookies.

Cookies are information sent and received by our web server and individual customers' web browsers which visit our website. This information enables us to identify customers' browsers. Some cookies are necessary to operate our website (e.g., for establishing and keeping sessions), while some cookies help us obtain the number of visits by customers' web browsers to our website as well as information concerning the pages of their visits. After collecting and analyzing such information, we will use the concerned information to serve customers better. In addition, cookies may be used to display advertisements that may be of interest to customers from our advertising partners on our website or other websites based on information collected by tracking users across the internet. The cookies used on this website shall not be used for any other objectives than the above. The information we obtain through Cookies shall contain no information that can identify individual customers.

You can choose whether to allow us or third parties (e.g. our analytics and advertising partners) to set cookies which are not strictly necessary for the functioning of the website via the cookie banner or cookie settings interface provided on the website.
You can also block Cookies by changing your browser settings. Concerning how to change the settings, contact respective browser developers. When Cookies are not in use, please be advised that you may not be able to use some browser functions, such as the contact form.

Use Of Google Analytics

Komatsu uses "Google Analytics", an access analysis tool by Google. Google Analytics sometimes uses Cookies to collect traffic data.

You can choose to accept or reject cookies by Google Analytics by switching the toggle button on "Performance Cookies" via the cookie banner or cookie settings.

For information concerning "How Google uses information from Komatsu website that uses Google Analytics and for information concerning Google's Privacy Policy, please visit Google's websites below. (External link) 
> Google Privacy & Terms (Technologies)
 link to :

> Google Privacy & Terms (Privacy Policy)
  link to :

Contact for Inquiries about Personal Information Protection

Please click here to make an online inquiry
Handling of personal information related to the operation of this website