Nippon Coke & Engineering Co., Ltd.TSE: 3315

Notice Concerning Changes of Directors and Executive Officers

· Issued by Nippon Coke & Engineering Co., Ltd.

DISCLAIMER: This English document has been translated from the Japanese original for reference purposes only.

In the event of any discrepancy between this translated document and the Japanese original, the original shall prevail.

May 15, 2026

Company Name: Nippon Coke & Engineering Co., Ltd Representative: MATSUOKA Hiroaki, Representative

Director and President

(Securities code: 3315, TSE Prime Market)

Inquiries: OKUZONO Takayuki, General Manager, Personnel and General Affairs Department (TEL: +81-3-5560-1311)

Notice Concerning Changes in Directors and Executive Officers

Nippon Coke & Engineering Co., Ltd. hereby announces that the Board of Directors has informally decided at a meeting held today to make the following changes to our directors and executive officers. This matter will be officially decided after a resolution at the annual general meeting of shareholders scheduled for June 26 of this year and at a subsequent meeting of the Board of Directors.

  1. Changes in Directors (effective June 26, 2026)
    1. Newly Appointed Directors Candidates for new Director

      Name

      New

      Present

      ONO Yusuke

      Director

      Executive Officer,

      General Manager of Business Administration Department

      SAKATA Ryuji

      Director

      Executive Officer,

      General Manager of Coke Division

    2. Retiring Directors Retiring Directors

    Name

    New

    Present

    MORI Shunichiro

    Adviser

    Managing Director

    II Seiichiro

    Adviser

    Managing Director

  2. Changes in Executive Officers (effective June 26, 2026)
  1. Executive Officer Candidate for Promotion

    Name

    New

    Present

    TSUJITA Masafumi

    Managing Executive Officer

    Executive Officer

  2. Newly appointed Executive Officer

Name

New

Present

IMAZAWA Akihiko

Executive Officer

General Manager of Coke Department,

Coke Division

[Reference] May 15, 2026

Board of Directors and Executive Officers of Nippon Coke & Engineering Co. (After the Annual General Meeting of Shareholders to be held on June 26, 2026) Directors and Corporate Auditors

President

Representative Director

MATSUOKA Hiroaki

Director and Executive Officer

ONO Yusuke

General Manager of Business Administration Department

Director and Executive Officer

SAKATA Ryuji

General Manager of Coke Division

In charge of Carbon Neutral Promotion Office

Director

TOKUNAGA Naoyuki

Outside Director

Director

MIYAUCHI Naotaka

Independent Outside Director

Director

MORIJIRI Yoshio

Independent Outside Director

Standing Corporate Auditor

MASUDA Akira

Auditor

WATANABE Takashi

Outside Corporate Auditor

Auditor

SAKURADA Shunichi

Independent Outside Corporate Auditor

Managing Executive Officer

TSUJITA Masafumi

General Manager of Chemical Machinery Division

Executive Officer

ITO Shinji

Special Assignment to President

Cooperate with Director Mr. Ono in matters related to business administration

Executive Officer

YAMASHITA Shinichi

In charge of Risk Management Office, Personnel & General Affairs Department, and Kyushu Office

Executive Officer

IMAZAWA Akihiko

General Manager of Fuel and Resources Recycling Business Division

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