On January 7, 2025, KDDI Corporation joined 182 other entities in submitting a joint statement to Japan's Ministry of Internal Affairs and Communications. The statement, part of a public consultation on the draft final report regarding the NTT Law, advocates for maintaining and enhancing regulatory measures that ensure fair competition, expanded universal service obligations, and the protection of infrastructure assets built with public funds.

On November 7, 2024, KDDI Corporation agreed to acquire Rack through a public takeover bid. This strategic move is designed to integrate Rack’s cybersecurity expertise with KDDI's robust network services and emerging AI capabilities, aiming to drive innovation, enhance digital resilience, and contribute to the advancement of Japan's cybersecurity industry.

KDDI Corporation released an updated Human Rights Policy, reinforcing its commitment to respect human rights, comply with international standards, and ensure remedial measures in case of human rights violations, as outlined in their most recent revision on August 9, 2024.

On October 19, 2023, KDDI Corporation was among 180 entities that submitted a jointly-signed request to oppose the abolition of the NTT Law. The request called for careful policy discussions and aimed to preserve a fair and competitive telecommunications environment in Japan, ensuring that regulatory measures remain in place to protect public interest and support innovation.

KDDI Corporation has launched comprehensive sustainable procurement initiatives for FY2023 by implementing a survey with key suppliers using a Responsible Procurement Check Sheet and adopting the independent EcoVadis platform. The company, in collaboration with partners such as NTT and SoftBank, has standardized its self-assessment questionnaire to evaluate supplier performance on human rights, labor practices, environmental impact, ethics, and sustainable materials procurement across its supply chain.

KDDI Corporation has unveiled a comprehensive sustainable and responsible procurement framework that emphasizes fair and equitable trade, human rights, environmental stewardship, and risk management across its global supply chain. The policy, which incorporates initiatives such as conflict minerals elimination, transparent supplier assessments, and collaborative efforts with industry peers, aims to foster mutually beneficial relationships with business partners and ensure compliance with international standards.

KDDI Corporation detailed its longstanding commitment to corporate ethics by outlining its Business Ethics Helpline and Harassment Hotline initiatives. Established in 2006, the helpline facilitates multi-language, anonymous reporting of business ethics violations and harassment, ensuring that employees and stakeholders receive protection under updated whistleblower guidelines. The company also emphasizes compliance with the Political Funds Control Act for any political donations it makes.