Notice of Changes in Representative Directors, Directors, and Executive Officers

To Whom It May Concern:

February 13, 2026

Company name: Mitsui Matsushima Holdings Co., Ltd. Representative: Taishi Yoshioka, Representative

Director and President

(Stock Code: 1518, Prime Market of Tokyo Stock Exchange and Fukuoka Stock Exchange)

Contact: Toshiya Kobayashi, Executive Officer, in charge of General Affairs Dept. (Tel. 092-771-2171)

Notice of Changes in Representative Directors, Directors, and Executive Officers

Mitsui Matsushima Holdings Co., Ltd. (the "Company") has approved changes in Representative Directors and nominated candidates for Directors, as detailed below, at its board of directors meeting held on February 13, 2026 and will submit a proposal on the appointment of Directors at the 170th Annual General Meeting of Shareholders, scheduled for June 19, 2026.

The Company also announces the appointment of Executive Officers effective the same date as detailed below.

1. Change in Representative Directors

   1. Reason for Change

      The Company intends to enhance its corporate value further under a new management team.

   2. Retiring Representative Director

      Name	Current Position
      Shinichiro Kushima	Representative Director and Chairman

      (Note) Mr. Kushima will be appointed as an advisor to the Company after retiring from his current position.

   3. Expected Date of Retirement

      June 19, 2026 (expected date of the 170th Annual General Meeting of Shareholders)

2. Change in Directors

   1. Candidates for Directors (excluding those who are Audit & Supervisory Committee members)

      Name	New Position	Current Position
      Taishi Yoshioka (Reappointment)	Representative Director and President	Representative Director and President
      Mikiko Abe (New appointment)	Director and Senior Executive Officer	Senior Executive Officer
      Shota Wakiyama (Reappointment)	Director (External)	Director (External)
      Ayako Kanamaru (Reappointment)	Director (External)	Director (External)

      (Note) The term of office of Directors (excluding those who are Audit & Supervisory Committee members) is one (1) year.

   2. Candidates for Directors who are Audit & Supervisory Committee members

      Name	New Position	Current Position
      Toshihiro Nomoto (Reappointment)	Director (Audit & Supervisory Committee Member)	Director (Audit & Supervisory Committee Member)
      Yuka Mitsue (Reappointment)	Director (Audit & Supervisory Committee Member) (External)	Director (Audit & Supervisory Committee Member) (External)
      Masanori Kobayashi (New appointment) (*)	Director (Audit & Supervisory Committee Member) (External)	New appointment

      (*) Mr. Kobayashi is the Managing Partner of G-FAS Tax Accountants Corporation.

      (Note) The term of office of Directors who are Audit & Supervisory Committee members is two (2) years.

   3. Candidate for Substitute Director who is an Audit & Supervisory Committee member

      Name	New Position	Current Position
      Takashi Shinohara (Reappointment)	Substitute Director (Audit & Supervisory Committee Member) (External)	Substitute Director (Audit & Supervisory Committee Member) (External)

      (Note) The term of office of Substitute Directors who are Audit & Supervisory Committee members is two (2) years.

   4. Retiring Directors

      Name	Current Position
      Shinichiro Kushima	Representative Director and Chairman
      Takashige Araki	Director (Audit & Supervisory Committee Member) (External)

3. Change in Executive Officers

   1. Appointment of Executive Officers (expected commencement of term of office: June 19, 2026)

      Name		New Position	Current Position
      Takeshi Nagano	(Reappointment)	Senior Executive Officer	Senior Executive Officer
      Satoru Eikawa	(Reappointment)	Executive Officer	Executive Officer
      Taisuke Inoue	(Reappointment)	Executive Officer	Executive Officer
      Yasuhiro Nagakawa	(Reappointment)	Executive Officer	Executive Officer
      Akinori Sakai	(Reappointment)	Executive Officer	Executive Officer

   2. Retiring Executive Officer (Expected Date of Retirement: June 19, 2026)