As announced in our “Notice Regarding Receipt of the Third-Party Committee’s Investigation Report” dated February 27, 2026, we received the Third-Party Committee’s Investigation Report on February 27, 2026. Today, having completed our review of the necessary partial non-disclosure procedures to protect the trade secrets of Nidec Group and our business partners as well as personal privacy and other confidential information, we hereby disclose the Third-Party Committee’s Investigation Report (summary) as attached.

In addition, as announced in our “Important Notice Regarding Annual Securities Reports, etc.” dated September 26, 2025, and in parallel with the investigation conducted by the Third-Party Committee, we have been conducting investigations involving external experts as part of our internal investigation into trade transaction issues and customs issues relating to NIDEC FIR INTERNATIONAL S.R.L. (“FIR”) and other matters. We hereby provide an update on the status of these internal investigations.

Based on the findings of the Third-Party Committee’s investigation and our internal investigations, the Board of Directors and the Audit and Supervisory Committee, at their respective meetings held today, reported on and approved matters relating to the clarification of managerial responsibility, the future management structure, and the intended establishment of a Responsibility Investigation Committee, as set forth below.

The Third-Party Committee’s investigation is ongoing, and we will continue to cooperate fully with it. We will promptly disclose the final investigation report from the Third-Party Committee upon receipt.

Full version of this press release: https://www.nidec.com/files/user/www-nidec-com/corporate/news/2026/0303-01/260303-01en.pdf

View source version on businesswire.com: https://www.businesswire.com/news/home/20260303979863/en/