#Compliance

Partial revision of the basic policy for the internal control system effective April 1, 2026. Aiming to strengthen legal compliance, risk management, and audit systems to enhance the effectiveness of compliance management throughout the group.

NOMI BOSAI Ltd. has established a Recurrence Prevention Task Force in September 2025 in response to the unauthorized qualification acquisition issue, currently formulating and implementing comprehensive recurrence prevention measures including organizational culture reform and strengthening the qualification management system.

Following the report from the Expert Committee established on July 1, 2025, the East Japan Railway Group has formulated and commenced implementation of specific improvement measures including the establishment of a code of conduct and the development of a compliance promotion system to strengthen governance.

Treasury stock acquired from Koutsu Corporation, Ltd. on March 10, 2026, was cancelled, resulting in a free float ratio of 27.6% as of September 30, 2025, thereby complying with the Tokyo Stock Exchange Standard Market listing maintenance standards.

Riken Keiki Co., Ltd. resolved on March 13, 2026, to revise the basic policy on the internal control system, aiming to strengthen compliance frameworks, risk management, and enhance audit systems.

At the Board of Directors meeting held on February 12, 2026, a partial revision of the Basic Policy on Internal Control was approved to strengthen the compliance and risk management frameworks.

Sumisho Realty Management Co., Ltd. adopted a compliance declaration as of January 15, 2026, reaffirming its commitment to strengthening legal compliance systems and ensuring fair business operations.

Announced additional investigation results regarding the submarine repair case and marine engine case. As recurrence prevention measures, we have established three pillars: creating a system to prevent misconduct, strengthening detection of misconduct, and reforming organizational culture and awareness, and are working to enhance compliance throughout the group.