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Nominations at Maeda Kosen Co., Ltd.

On August 7, 2026, during its board meeting, Maeda Kosen Co., Ltd., a leading manufacturer and supplier of civil engineering materials and non-woven fabrics, based in the Minato district of Tokyo, will appoint new directors and auditor candidates. This decision was made ahead of the scheduled General Shareholders' Meeting on September 25, 2026.

Board and Auditor Candidate Appointments

Director Candidates

The following individuals have been nominated for reelection as directors:
1. Seigaku Maeda - Chairman and CEO
2. Nahiro Maeda - President and COO
3. Yasuo Saito - Executive Managing Director, Head of Management Department
4. Shigenobu Akiyama - Executive Managing Director, Head of Infrastructure Sales Division
5. Fuki Koide - Reelection as a director candidate
6. Hiroaki Tanaka - Reelection as a director candidate
7. Minoru Koshibe - New director candidate

Note:

• - There are no special interests between the candidates and the company.
• - Fuki Koide, Hiroaki Tanaka, and Minoru Koshibe are nominated as outside directors.
• - Nahiro Maeda is the eldest son of Seigaku Maeda, the Chairman.

Auditor Candidates

The following individuals are nominated for reelection as auditors:
1. Tomoaki Mimura - Reelection as auditor candidate
2. Hitoshi Yamakawa - Reelection as auditor candidate
3. Masayuki Hayashi - New auditor candidate

Note:

• - There are no special interests between the candidates and the company.
• - Hitoshi Yamakawa and Masayuki Hayashi are nominated as outside auditors.

Background of New Director Candidate

Minoru Koshibe

• - Date of Birth: November 17, 1953
• - Career Path:

- Joined Mitsui Toatsu Chemicals, Inc. (now Mitsui Chemicals, Inc.) in April 1978
- Became Senior Executive Officer of Mitsui Chemicals, Inc. in April 2012
- Served as Vice President and Executive Officer in April 2013
- Became External Director at Fukubi Chemical Industry Co., Ltd. in June 2017
- Engaged in various advisory roles in reputable firms, including LOTTE Corporation and the Carlyle Group
- Currently serves as a Special Professor at several prestigious universities and holds advisory positions in various companies, including Japan Research and Development Co.

Background of New Auditor Candidate

Masayuki Hayashi

• - Date of Birth: July 19, 1953
• - Career Path:

- Joined Fukui Prefectural Government in April 1978
- Became the Head of Industrial Labor Department in April 2009
- Took on roles such as the Director of Education in 2012 and the Chair of Fukui Prefectural University in 2015
- Current positions include Board Member of Rinen Gakuen and Member of the Management Council at Fukui University.

Retiring Directors and Auditors

The following individuals are expected to retire from their respective positions:

• - Director: Koji Mitani
• - Auditor: Yukio Funaki

Appointment and Retirement Schedule

Both the new appointments and the retirements will take effect on September 25, 2026, coinciding with the general meeting of shareholders.

About Maeda Kosen Co., Ltd.

Established in 1972, Maeda Kosen Co., Ltd. has expanded its operations by producing and selling civil engineering materials, along with various industrial materials and non-woven fabrics. The company aims to contribute to the development of safe and prosperous communities, working toward a disaster-resistant infrastructure as a comprehensive enterprise of geosynthetics.