About the "Sustainability" Website

TDK provides information disclosure on sustainability primarily on this website.
The Sustainability Website presents comprehensive and detailed information about the sustainability of the TDK Group.
To facilitate reading, the information is also presented as PDF, separated into the two media below.

  • Sustainability Communication Book

    The efforts of the TDK Group related to sustainability are presented, with a focus on specific initiatives which the Group wishes to highlight. (To be released in October 2019)

  • Sustainability Report

    A downloadable PDF file that contains all of the information on the Sustainability Website. (To be released in October 2019)

  • Reference Guidelines

    Global Reporting Initiative (GRI) Sustainability Reporting Standards 2016

  • Period covered

    FY2018 (April 1, 2018 to March 31, 2019)
    Some information covers activities outside this period.

  • Organizations covered

    TDK Group (TDK Corporation and 139 consolidated subsidiaries in Japan and overseas)

  • Major organizational changes during the period covered:


  • Scope of data

    As a rule, data refers to the TDK Group. Separate indications are given if data pertains only to a specific site.
    In order to clearly show the state of progress, data is usually given for successive years (with some exceptions).
    In order to improve the objectivity of environmental performance data, Third-party review and verification were conducted by SGS Japan Inc.

  • Last website update

    As this is a yearly report, data are updated once per year.
    September 2019 (previous update: September 2018; next update scheduled for September 2020)

  • Contact

    CSR Group, Sustainability Promotion HQ: +81-3-6778-1059

  • Caution regarding forward-looking statements

    Certain information on the Sustainability Website contains forward-looking statements such as plans, policies, management strategies, targets, schedules, understandings, and evaluations with respect to the TDK Group. These forward-looking statements are based on the current forecasts, estimates, assumptions, plans, understandings, and evaluations of the TDK Group in light of information currently available to it, and contain known and unknown risks, uncertainties, and other factors. The TDK Group therefore wishes to caution readers that, being subject to risks, uncertainties, and other factors, the TDK Group’s actual results, performance, achievements, or financial positions could be materially different from any future results, performance, achievements, or financial positions expressed or implied by these forward-looking statements.