Ain Holdings Inc. (Headquarters: Sapporo, Hokkaido; President and CEO: Kiichi Otani) is pleased to announce that, for the second consecutive year, it has been selected as a constituent stock of the "SOMPO Sustainability Index." This index is an active index independently created by SOMPO Asset Management Co., Ltd., by combining stock value assessments with ESG scores derived from the "Environmental Management Survey" and "ESG Management Survey" conducted by SOMPO Risk Management Inc. It comprises approximately 300 stocks with excellent ESG ratings and is adopted by multiple institutional investors, such as pension funds. Our group will continue to realize sustainability management by considering our customers and various other stakeholders, transforming and acting on our own initiative to create sustainable corporate growth and social, environmental, and economic value. ■Our group's sustainability initiatives can be viewed here: ・Our Website Sustainability Top: https://www.ainj.co.jp/corporate/sustainability/ ・Integrated Report 2025: https://www.ainj.co.jp/upload/integratedreport2025.pdf ・ESG Data Book 2025: https://www.ainj.co.jp/upload/esgdata_2025.pdf ■Contact for Inquiries Regarding This Matter Ain Holdings Inc. Corporate Planning Department (Public Relations) TEL: 03-5333-1812