Notice Regarding Dividend of Surplus

May 20, 2026

For Immediate Release

Company name: SHIBAURA MECHATRONICS CORPORATION

Name of representative: Keigo Imamura

Representative Director, President and Chief Executive Officer

(Securities code: 6590; Tokyo Stock Exchange, Prime Market) Inquiries: Shinji Imai

Vice President, Executive General Manager of Corporate Management Division

(Telephone: +81-45-897-2425)

Shibaura Mechatronics Corporation (the "Company") hereby announces that the Company has decided to distribute dividend of surplus with a record date of March 31, 2026 at a meeting of the Board of Directors held on May 20, 2026. Details are as follows.

1. Details of dividends

   	Decided amount	Latest dividend forecast (announced on May 13, 2026)	Results in the previous fiscal year (Fiscal year ended March 31, 2025)
   Record date	March 31, 2026	Same as left	March 31, 2025
   Dividend per share (Pre-stock split conversion)	60.00 yen (300.00 yen)	60.00 yen (300.00 yen)	278.00 yen
   Total amount of dividends	3,944million yen	-	3,655million yen
   Effective date	June 3, 2026	-	June 4, 2025
   Source of dividends	Retained earnings	-	Retained earnings

   (Note) On March 1, 2026, the Company split its common stock 5 for 1. The determined amounts and the latest dividend forecast (announced on May 13, 2026) show dividend per share amounts which take into consideration the impact of the stock split in question.

2. Reason

The Shibaura Mechatronics Group considers that the return of profit to shareholders is an important management task. Its basic policy therefore is to maintain performance-based dividends. To implement the policy, the Company aims to achieve a consolidated dividend payout ratio of approximately 35%, comprehensively taking into consideration earnings results and financial conditions, among other factors.

Taking into the above basic policy and payout ratio, the Company has resolved to pay the year-end dividend of

60.00 yen per share for the fiscal year ended March 31, 2026.（Consolidated dividend payout ratio is 35.2%.）

(Reference) Details of annual dividend

(Note) On March 1, 2026, the Company split its common stock 5 for 1. The Year-end dividend for the Results of the fiscal year ended March 31, 2026 is shown in amounts which take into consideration the impact of the stock split in question, with the total amount of annual dividend being recorded as [-].