Sustainability
External Recognition of the NGK Group
Inclusion of the NGK Group in Major Indices
Dow Jones Best-in-Class Asia Pacific Index
We have been selected to the Dow Jones Best-in-Class Asia Pacific Index. This index is one of the leading indices for socially responsible investment.
FTSE4Good Index Series
The FTSE4Good Index Series is an ESG investment index created by FTSE Russell. Companies recognized for being excellent from environmental, social and governance perspectives are selected to be composite stocks.
FTSE Blossom Japan Index
The FTSE Blossom Japan Index targets Japanese companies. It is an index adopted by the Government Pension Investment Fund (GPIF) at the time of ESG investment.
FTSE Blossom Japan Sector Relative Index
The FTSE Blossom Japan Sector Relative Index is widely used to create and assess sustainable investment funds and other financial products.
MSCI Japan Empowering Women Index (WIN)
THE INCLUSION OF NGK INSULATORS IN ANY MSCI INDEX, AND THE USE OF MSCI LOGOS, TRADEMARKS, SERVICE MARKS OR INDEX NAMES HEREIN, DO NOT CONSTITUTE A SPONSORSHIP, ENDORSEMENT OR PROMOTION OF NGK INSULATORS BY MSCI OR ANY OF ITS AFFILIATES.
THE MSCI INDEXES ARE THE EXCLUSIVE PROPERTY OF MSCI. MSCI AND THE MSCI INDEX NAMES AND LOGOS ARE TRADEMARKS OR SERVICE MARKS OF MSCI OR ITS AFFILIATES.
We have been selected to the MSCI Japan Empowering Women Index (WIN) adopted by the Government Pension Investment Fund (GPIF) for operation. The index is composed of companies that excel in gender diversity.
MSCI Japan ESG Select Leaders Index
THE INCLUSION OF NGK INSULATORS IN ANY MSCI INDEX, AND THE USE OF MSCI LOGOS, TRADEMARKS, SERVICE MARKS OR INDEX NAMES HEREIN, DO NOT CONSTITUTE A SPONSORSHIP, ENDORSEMENT OR PROMOTION OF NGK INSULATORS BY MSCI OR ANY OF ITS AFFILIATES.
THE MSCI INDEXES ARE THE EXCLUSIVE PROPERTY OF MSCI. MSCI AND THE MSCI INDEX NAMES AND LOGOS ARE TRADEMARKS OR SERVICE MARKS OF MSCI OR ITS AFFILIATES.
We have been selected to the MSCI Japan ESG Select Leaders Index, which has been created by selecting companies with excellent ESG ratings, and adopted by the Government Pension Investment Fund (GPIF) for investment targets.
S&P/JPX Carbon Efficient Index
The S&P/JPX Carbon Efficient Index is an ESG index jointly developed by the S&P Dow Jones Indices (S&P) and the Tokyo Stock Exchange of the Japan Exchange Group (JPX). We have received a rating of 9 in the decile classification and an evaluation of discloses information for our information disclosure.
Morningstar Japan ex-REIT Gender Diversity Tilt Index
NGK has been selected for inclusion in this index, established by Morningstar, which is designed to emphasize companies in the Japanese market that have strong gender diversity policies embedded in their corporate culture and that ensure equal opportunities to employees, irrespective of their gender. The Government Pension Investment Fund (GPIF) has adopted this as an ESG index.
ESG-Related External Recognition
CDP
The CDP is an international non-profit organization. It engages in activities to request from companies the disclosure of environmental-related information such as on greenhouse gas emissions and climate change initiatives. We have received a B for Climate Change, and an A for Water Security and Supplier Engagement Rating.
Next Nadeshiko: Companies Supporting Dual-Career and Co-parenting
Companies jointly selected by the Ministry of Economy, Trade and Industry (METI) and the Tokyo Stock Exchange for the Next Nadeshiko: Companies Supporting Dual-Career and Co-parenting list, which was newly established in FY2023, are recognized for being particularly outstanding in terms of supporting dual-careers and co-parenting regardless of gender. NGK was selected for the second consecutive time in FY2024.
L-Boshi
We acquired level 3 certification, the highest rank, of L-Boshi from the Ministry of Health, Labour and Welfare in August 2019. This serves as proof that we are an excellent company in terms of the initiatives we are undertaking to advance women in the workplace.
Platinum Kurumin
We were certified as a childcare support company based on the Act on Advancement of Measures to Support Raising Next-Generation Children in 2012. We have acquired the next-generation certification mark Platinum Kurumin in 2023.
KENKO Investment for Health
Since 2019, NGK has been continuously included in the large enterprise category of the Certified KENKO Investment for Health Outstanding Organizations Recognition Program jointly promoted by the Ministry of Economy, Trade and Industry (METI) and the Nippon Kenko Kaigi (Japan Health Council).
In addition, the NGK Health Insurance Association has also been continuously included in the SME category of the Certified KENKO Investment for Health Outstanding Organizations Recognition Program. In 2025, it was also included as a Next Bright 1000 company.