SUSTAINABILITY

External Evaluation, Recognition, and Initiatives

MIXI’s sustainability activities have been recognized by various domestic and international organizations, and we have been selected as a constituent of various ESG indices. Of the six ESG indices used by the Government Pension Investment Fund (GPIF) which are based on domestic equities, we have been selected as a constituent of five.

ESG index inclusion and evaluation

The main ESG indices in which we are included are as follows.


See Note 1

MSCI ESG Ratings
In 2024, MSCI (Morgan Stanley Capital International) awarded MIXI an AA rating in their MSCI ESG Ratings, which rank companies worldwide based on their ESG initiatives and information disclosure.


See Note 2

MSCI Japan ESG Select Leaders Index
This index is constructed by MSCI by selecting Japanese companies that excel in ESG evaluations.
・MSCI Japan ESG Select Leaders Index


See Note 2

MSCI Japan Empowering Women Index (WIN)
This index is constructed by MSCI by selecting Japanese companies that are actively engaged in promoting gender diversity.
・MSCI Japan Empowering Women Index (WIN)


See Note 3

FTSE JPX Blossom Japan Sector Relative Index
MIXI, Inc. announces it has been included in the FTSE JPX Blossom Japan Sector Relative Index.    The FTSE JPX Blossom Japan Sector Relative Index is designed as a sector neutral benchmark that reflects the performance of companies demonstrating specific Environmental, Social and Governance (ESG) practices in Japan. The index selects companies with higher ESG Ratings within the top 50% of each sector and supports climate transition to a low carbon economy by evaluating companies’ climate governance and climate change efforts via the Transition Pathway Initiative’s Management Quality Score.
Further information can be found online at
・FTSE Blossom Index Series | LSEG

S&P/JPX Carbon Efficient Index
This index is calculated and published by the Tokyo Stock Exchange (TSE) and determines the weighting of constituents by focusing on the status of environmental information disclosure and the level of carbon efficiency among the companies that make up the TOPIX.
・S&P/JPX Carbon Efficient Index

See Note 4

Morningstar Japan ex-REIT Gender Diversity Tilt
Based on data and evaluation methods provided by Equileap, the index targets Japanese companies whose policies and initiatives on gender diversity are pervasive in their corporate culture and those committed to equal opportunities for their employees regardless of gender. The constituents are divided into five groups based on their scores. MIXI was classified as Group 1, the highest of the five levels.
・Morningstar Gender Diversity Indexes

1. THE USE BY MIXI, Inc. OF ANY MSCI ESG RESEARCH LLC OR ITS AFFILIATES (“MSCI”) DATA, AND THE USE OF MSCI LOGOS, TRADEMARKS, SERVICE MARKS OR INDEX NAMES HEREIN, DO NOT CONSTITUTE A SPONSORSHIP, ENDORSEMENT, RECOMMENDATION, OR PROMOTION OF MIXI, Inc. BY MSCI. MSCI SERVICES AND DATA ARE THE PROPERTY OF MSCI OR ITS INFORMATION PROVIDERS, AND ARE PROVIDED ‘AS-IS’ AND WITHOUT WARRANTY. MSCI NAMES AND LOGOS ARE TRADEMARKS OR SERVICE MARKS OF MSCI.    
2. THE INCLUSION OF MIXI, Inc. 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 MIXI, Inc. 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.
3. FTSE Russell confirms that MIXI, Inc. has been independently assessed according to the index criteria, and has satisfied the requirements to become a constituent of the FTSE JPX Blossom Japan Sector Relative Index. The FTSE JPX Blossom Japan Sector Relative Index is used by a wide variety of market participants to create and assess responsible investment funds and other products.  
4. Morningstar, Inc., and/or one of its affiliated companies(individually and collectively, “Morningstar”) has authorized MIXI, Inc. to use of the Morningstar® Japan ex-REIT Gender Diversity Tilt Index Logo (“Logo”) to reflect the fact that, for the designated ranking period, MIXI, Inc. ranks within the top group of companies comprising the Morningstar® Japan ex-REIT Gender Diversity Tilt Index (“Index”) on the issue of gender diversityin the workplace. Morningstar is making the Logo available for use by MIXI, Inc. solely for informational purposes. MIXI, Inc.’s use of the Logo should not be construed as an endorsement by Morningstar of MIXI, Inc. or as a recommendation, offer or solicitation to purchase, sell or underwrite any security associated with MIXI, Inc. The Index is designed to reflect gender diversity in the workplace in Japan, but Morningstar does not guarantee the accuracy, completeness or timeliness of the Index or any data included in it. Morningstar makes no express or implied warranties regarding the Index or the Logo, and expressly disclaims all warranties of merchantability or fitness for a particular purpose or use with respect to the Index, any data included in it or the Logo. Without limiting any of the foregoing, in no event shall Morningstar or any of its third-party content providers have anyliabilityfor any damages(whether direct or indirect), arising from any party’s use or reliance on the Index or the Logo, even if Morningstar is notified of the possibility of such damages. The Morningstar name, Index name and the Logo are the trademarks or services marks of Morningstar, Inc. Past performance is no guarantee of future results.

Initiative participation

Below are the main initiatives which we endorse and actively participate in.

CDP（Carbon Disclosure Project）
CDP is an international non-profit organization that promotes the measurement, disclosure, and management of information on environmental issues. CDP surveys companies and municipalities regarding issues such as climate change and water resources, and promotes information disclosure. MIXI has participated in their questionnaires since 2022. In 2025, we received a “B” in the Climate Change category and a “B-” in the Water Security category.
・CDP

TCFD (Task Force on Climate-related Financial Disclosures)
TCFD is an international framework for transparently disclosing information to investors and other stakeholders about the risks and opportunities that climate change poses to the activities of companies and other entities. MIXI expressed support for TCFD recommendations in 2022.
・TCFD

TNFD (Taskforce on Nature-related Financial Disclosures)
TNFD is an international framework that helps companies and others assess their dependence, impacts, risks, and opportunities related to natural capital and appropriately reflect them in information disclosure and decision-making. In 2025, MIXI endorsed the TNFD.
・TNFD

External evaluation and recognition

Below are the main examples of external evaluation and recognition MIXI has received.

Recognized by the Certified Health & Productivity Management Outstanding Organizations Recognition Program (large enterprise category)
Ministry of Economy, Trade and Industry
This program, established by the Ministry of Economy, Trade and Industry, aims to make it clear which organizations take a managerial perspective on employee health management and engage in strategic health promotion. The large enterprise category mainly targets large corporations such as publicly listed companies. MIXI has been certified for three consecutive years since FY2022.
・Certified Health & Productivity Management Outstanding Organizations Recognition Program (Japanese only)

Obtained “Silver Certification” as a healthy company
National Federation of Health Insurance Societies
Based on the “Healthy Company Declaration”, in which a company declares that it is committed to improving the health of its employees as a whole, the Japan Health Insurance Association certifies companies that meet certain standards. MIXI has been certified for three consecutive years since FY2022.
・Healthy Business Declaration (Japanese only)

“Monisu” Certification System
Ministry of Health, Labour and Welfare
The Monisu Certification System is a program administered by Japan’s Ministry of Health, Labour and Welfare that recognizes small and medium-sized enterprises with exemplary initiatives in the employment of persons with disabilities. MIXI EMPOWERMENT, Inc., a subsidiary of MIXI dedicated to the employment of persons with disabilities, became a Monisu-certified employer in 2025.
・Monisu Certification System

PCI DSS certification
The PCI Data Security Standards Council (PCI SSC) is an organization established by five international credit card brands. In 2019, MIXI obtained their PCI DSS certification, a data security standard established to protect the data of card holders.
・PCI Security Standards Council

External evaluations of job comfort and satisfaction

MIXI strives to create an environment in which each and every employee can maximize their abilities and take pride in their work through the development of career support systems, evaluation/feedback systems, and measures to improve employee engagement. These efforts have resulted in the following evaluations of the comfort and satisfaction of working at MIXI.

First place in Toyo Keizai Online’s “Top 100 Companies for Job Comfort as Ranked by Employees“
(Published on Toyo Keizai Online on January 12, 2024)
MIXI was ranked first in “Job Comfort Score as Ranked by Employees” by the VCPC Review Index⁵, which is based on employee feedback.
This is the result of our investment in human capital, such as our human resource development system and the development of a comfortable work environment, which has been positively evaluated by our employees.

5. A time-series score of a company’s corporate culture based on reviews from employees. Developed and provided by Credit Pricing Corporation in collaboration with Openwork Inc.
Third place in Nihon Keizai Shimbun’s “Top 100 Platinum Companies: Did You or Your Competitors Make the Cut?“ 
(Nihon Keizai Shimbun, May 7, 2024)
In an analysis by Nikkei Inc. of submissions to review sites, MIXI was ranked third among Platinum Companies⁶ with both high job comfort and satisfaction ratings.
MIXI will continue to strive to create a workplace environment where each and every employee can achieve their full potential while feeling a sense of fulfillment in their work.

6. Based on submissions to review websites, listed companies are classified into four categories: “White Companies” (high job comfort but low satisfaction), “Intense Companies” (low job comfort but high satisfaction), “Platinum Companies” (high job comfort and satisfaction), and “Black Companies” (low job comfort and satisfaction).
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