Announcement of Change in Director

April 23, 2026 Company Name: Toyo Engineering Corporation

President & CEO: Eiji Hosoi Stock Code: 6330, Stock Listing: Tokyo Stock Exchange Prime Market

Inquiries: Naoko Hashimoto, General Manager Stakeholder Relations Unit(PR & IR) TEL: +81-(0)43-274-1000

Toyo Engineering Corporation (the "Company") hereby announces the following change in Director of the Company, with the decision at the meeting of the Board of Directors held today (April 23, 2026).

1. Retiring Director

   (upon the conclusion of the Annual General Meeting of Shareholders scheduled on June 25, 2026)

   Name	Current Position
   Reijiro Yamamoto	Director

2. Reason for the Retire

   As announced in the notice dated February 26, 2026, titled " Announcement of Changes in Directors, Audit & Supervisory Board Members and Executive Officers ", the Company had planned to propose the reappointment of Director Reijiro Yamamoto to the Annual General Meeting of Shareholders scheduled on June 25, 2026. However, in light of the sale of all shares of the Company held by Integral Team Limited Partnership and Innovation Alpha Team L.P., which are managed and advised by an affiliated company of Integral Corporation where Director Reijiro Yamamoto serves as Representative Director Partner, Director Reijiro Yamamoto will retire upon the conclusion of the Annual General Meeting of Shareholders scheduled on June 25, 2026.

   Organization effective after the Annual General Meeting of Shareholders on June 25, 2026

   Ⅰ Directors and Audit & Supervisory Board Members

   Chairman Casey Matsumuro

   • President/Chief Executive Officer Eiji Hosoi

   • Executive Vice President Noriyoshi Torigoe (CCO：Chief Compliance Officer) Director/Senior Executive Officer Yasutaka Suzuki (CSO：Chief Strategy Officer)

Director/Senior Executive Officer Yasuo Miyokawa (CFO：Chief Financial Officer) Outside Director Masami Tashiro

Outside Director Tatsuya Terazawa

Outside Director Sayoko Miyairi

Audit & Supervisory Board Member Toyohisa Tsuzuki

Audit & Supervisory Board Member Hiroshi Yoshida

Outside Audit & Supervisory Board Member Hideki Matsuo

Outside Audit & Supervisory Board Member Takako Miyoshi (8 Directors and 4 Audit & Supervisory Board Members)

◇：Representative Director

Ⅱ Executive Officers

Senior Executive Officer Eiichiro Fukuhara

Senior Executive Officer Eiji Sakata

Senior Executive Officer Yoshinari Miyazaki

Senior Executive Officer Kenichi Tominaga (CTO：Chief Technology Officer)

Senior Executive Officer Katsumi Hashimoto

Executive Officer Ryoji Nakamura

Executive Officer Yukihiro Akimoto

Executive Officer Ippeita Kishiguchi

Executive Officer Hiroshi Isomura

Executive Officer Yoshimasa Wakita

Executive Officer Tetsuya Honda

Executive Officer Takeshi Yamato

Executive Officer Yoshihide Izumi

Executive Officer Takashi Kawahara

Executive Officer Taisuke Nonaka

Fellow Hiroshi Fujita

(16 Executive Officers and Fellow)

Senior Advisor Haruo Nagamatsu

Advisor Takahiko Katsumata

Assistant to President Masayuki Yoshizawa

Assistant to President Shoji Koshikawa

END