The index is published by the S&P Dow Jones Index, one of the world's largest independent index companies, based on carbon emissions data provided by Trucost, a pioneer in environmental assessment. It focuses on the state of disclosure of environmental information and the level of carbon efficiency.
This index is one of the ESG indexes that the Government Pension Investment Fund (GPIF), the world's largest pension funds, reference for its ESG investments.

Published by FTSE Russell, world's leading investment calculator wholly owned by the London Stock Exchange.
Company that satisfy its ESG standards are selected for the index.

Published by FTSE Russell, world's leading investment calculator wholly owned by the London Stock Exchange.
Using the evaluation scheme of the FTSE4Good Japan Index, and it consists of Japanese companies with excellent ESG performance.
This index is one of the ESG indexes that the Government Pension Investment Fund (GPIF), the world's largest pension funds, reference for its ESG investments.

Published by FTSE Russell, world's leading investment calculator wholly owned by the London Stock Exchange.
Evaluated Japanese companies from three perspectives: ESG assessment in each sector, carbon intensity (greenhouse gas emissions per unit of sales), and management attitude toward corporate climate change risks and opportunities.
This index is one of the ESG indexes that the Government Pension Investment Fund (GPIF), the world's largest pension funds, reference for its ESG investments.

Published by the stock index provider MSCI (Morgan Stanley Capital International), the index selects companies with excellent ESG performance from the global market.

An ESG Composite Index based on ESG research from MSCI, which is used by more than 1,000 companies worldwide. It consists of Japanese stocks with relatively high ESG ratings in the industry.

Companies that excel in ESG evaluations are selected from each industry sector among the constituents of the MSCI Japan Equity IMI Index, a thumb index created by MSCI, Inc.

This index selects companies with outstanding gender diversity within their respective industries from among the top 700 Japanese companies by market capitalization, based on a gender diversity score developed by MSCI. The Government Pension Investment Fund (GPIF), the world's largest pension fund, also uses the index in managing its reserves.

The SOMPO Sustainability Index is a proprietary active index developed by SOMPO Asset Management by combining stock valuation with ESG scores based on the Environmental Management Survey and ESG Management Survey conducted by SOMPO Risk Management. The Company was selected as a constituent for FY2026.

CDP, a nonprofit organization that operates an independent environmental disclosure system, recognizes companies demonstrating the highest standards of transparency, action, and leadership in climate change, forests, and water security by including them on its A List. The Company was selected for the 2026 A List.

Obayashi has been selected as a Supplier Engagement Leader, the highest rating in the Supplier Engagement Rating which evaluates effectiveness of corporate engagement with its suppliers on climate issues throughout the entire supply chain.

These are greenhouse gas emission reduction targets set by companies for 5 to 15 years in the future that are consistent with the level sought by the Paris Agreement (aiming to keep the global rise in temperature to well-below 2℃ compared to before the Industrial Revolution, with aims to further constrain this warming to 1.5℃). SBT initiative is operated by the partnership of CDP, the United Nations Global Compact (UNGC), World Resources Institute (WRI), and World Wildlife Fund (WWF). Obayashi group's GHG emission reduction targets approved by SBTi in October 2022.

In the L-boshi Certification, the Minister of Health, Labour and Welfare certifies companies that satisfy certain criteria under the Act on Promotion of Female Participation and Advancement in the Workplace as demonstrating excellence in their promotion of women's participation and advancement.

Obayashi has been selected for an index compiled by JPX Market Innovation & Research, Inc. and Nikkei Inc., which scores companies' comprehensive human capital initiatives and selects the top 100 stocks.

NIKKEI Integrated Report Award is organized by the Nikkei Inc. to promote the enhancement and widespread adoption of integrated reports that comprehensively cover non-financial information. OBAYASHI CORPORATE REPORT 2025 received the Excellence Award at the 5th NIKKEI Integrated Report Award.