External Ratings

Logo	Index	Overview of the Group’s rating
	FTSE JPX Blossom Japan Index *1	An ESG investment index designed by FTSE Russell with a focus on Japanese companies. Those companies that demonstrate excellent ESG practices are selected. H.U. Group Holdings Inc. has been selected for the third consecutive year since 2023.
	FTSE JPX Blossom Japan Sector Relative Index *2	An ESG investment index designed by FTSE Russell with a focus on Japanese companies. Indices reflect the performances of Japanese companies that demonstrate excellent ESG practices, which are comprehensively reviewed in each investment sector. In addition, to facilitate a shift towards a low-carbon economy, in sectors that produce significant quantities of greenhouse gases, only companies that have received favorable evaluations on climate change-related initiatives and governance improvements are included as constituents. H.U. Group Holdings Inc. has been selected for the fourth consecutive year since 2022.
	MSCI Nihonkabu ESG Select Leaders Index *3	The index is composed of stocks of companies with superior ESG performance targets of 50% by number of securities in market capitalization of the MSCI Japan IMI covering Japanese stocks as the parent index. H.U. Group Holdings Inc. has been selected for the second consecutive year since 2024.
	MSCI Japan ESG Select Leaders Index *3	The index is composed of stocks of companies with superior ESG performance targets 50% of the free float-adjusted market capitalization within the MSCI Japan IMI covering Japanese stocks as the parent index. H.U. Group Holdings Inc. has been selected as a constituent for nine consecutive years since 2017.
	MSCI Japan Empowering Women Index (WIN) *3	The index is composed of stocks of companies with excellent gender diversity scores in market capitalization of the MSCI Japan IMI covering Japanese stocks as the parent index. H.U. Group Holdings Inc. has been selected as a constituent for seven consecutive years since 2019.
	S&P/JPX Carbon Efficient Index	This index scores according to environmental information disclosure and carbon efficiency level (sales-based carbon emissions intensity). H.U. Group Holdings Inc. has been selected as a constituent stock for eight consecutive years since 2018.
	Morningstar Japan ex-REIT Gender Diversity Tilt Index *4	Morningstar, Inc. designed this ESG index 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. H.U. Group Holdings, Inc. has been selected as "Group 1," the highest ranking, for three consecutive years since 2023.
	SOMPO Sustainability Index	Index The index is composed of some 300 stocks with strong reputations for environmental, social, and corporate governance (ESG), selected based on the results of an ESG management survey conducted by SOMPO Risk Management Inc. H.U. Group Holdings Inc. has been selected as a constituent for five consecutive years since 2021.

• FTSE Russell confirms that H.U. Group Holdings has been independently assessed according to the index criteria, and has satisfied the requirements to become a constituent of the FTSE JPX Blossom Japan Index. Created by the global index and data provider FTSE Russell, the FTSE JPX Blossom Japan Index is designed to measure the performance of companies demonstrating specific Environmental, Social and Governance (ESG) practices. The FTSE JPX Blossom Japan Index is used by a wide variety of market participants to create and assess responsible investment funds and other products.
• FTSE Russell confirms that H.U. Group Holdings 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.
• THE INCLUSION OF H.U. Group Holdings, 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 H.U. Group Holdings, 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.
• Morningstar, Inc., and/or one of its affiliated companies (individually and collectively, “Morningstar”) has authorized H.U. Group Holdings, 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, H.U. Group Holdings, Inc. ranks within the top group of companies comprising the Morningstar^® Japan ex-REIT Gender Diversity Tilt Index (“Index”) on the issue of gender diversity in the workplace. Morningstar is making the Logo available for use by H.U. Group Holdings, Inc. solely for informational purposes. H.U. Group Holdings, Inc.’s use of the Logo should not be construed as an endorsement by Morningstar of H.U. Group Holdings, Inc. or as a recommendation, offer or solicitation to purchase, sell or underwrite any security associated with H.U. Group Holdings, 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 any liability for 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.

Index	Overview of the Group’s rating
MSCI ESG Ratings *	The MSCI ESG Rating rates companies on a scale of 'AAA' to 'CCC' according to their exposure to ESG risks and how well they manage those risks relative to peers. H.U. Group Holdings Inc. has earned the highest rating of AAA for the fourth consecutive year since 2022.
CDP	Based on the questionnaire related to global environmental issues, the CDP, an international NGO, assess the responses from companies, etc. and discloses the information. H.U. Group Holdings, Inc. has received "B" rating in both the "Climate Change Report 2025" and "Water Security Report 2025." Additionally, the Supplier Engagement Rating (SER) rates how effectively companies collaborate with suppliers regarding climate change issues and in 2024 the Group was selected to be a “Supplier Engagement Leader,” the highest rating in CDP’s Supplier Engagement Assessment program, for the second time, following the SEA in 2022.
ISS ESG	ISS ESG is an ESG investment-related solutions business unit of Institutional Shareholder Services (ISS), a world-leading US proxy advisory firm, and is one of the leading ESG rating agencies. H.U. Group Holdings, Inc. has been certified the "Prime" status in “ESG Corporate Rating” by ISS ESG since 2023.
D&I AWARD	The D&I AWARD, sponsored by JobRainbow Inc., is Japan's largest award to recognize and honor companies committed to diversity and inclusion. H.U. Group Holdings Inc. was certified as a “Best Workplace,” the highest evaluation, at the D&I AWARD 2025 for the second consecutive year.
KENKO Investment for Health	H.U. Group Holdings, Inc. has been selected for three consecutive years since 2024.
White 500	The group has been certified as a "White 500," an award given to the top 500 corporations in the large organization category, for five consecutive years since 2022.
Digital Transformation Stock (DX Stock)	METI selects and publishes the list of DX Stocks jointly with the Tokyo Stock Exchange (TSE) and Information-technology Promotion Agency, Japan (IPA) selecting outstanding companies which have established internal systems for promoting digital transformation (DX) to improve corporate value. H.U. Group Holdings Inc. has been selected for the third consecutive year since 2023.
Digital Transformation (DX) Certification	H.U. Group Holdings Inc. has been certified as a DX-certified company under the Ministry of Economy, Trade and Industry (METI)'s digital transformation (DX) certification system in 2023. As a social infrastructure company protecting lifelines with a focus which focuses on lab testing and its related services, the Group will construct and stably operate a highly reliable IT infrastructure system, increase the efficiency of business using IT infrastructure, reform businesses using ICT and promote DX.
Toyo Keizai Inc. CSR Company Ranking	The ranking evaluates Japanese companies from four aspects of CSR initiatives (human resources and utilization, environment, corporate governance, and social responsibility) and financial aspects. H.U. Group Holdings Inc. was rated as follows in the 2026 edition rankings. (1,656 companies surveyed) ✔ CSR Company Ranking: Ranked 199th overall and 4th by industry.

* THE INCLUSION OF H.U. Group Holdings, 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 H.U. Group Holdings, 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.