Notice of the 95th Ordinary General Meeting of Shareholders

To our shareholders:

Tadaaki Yoshinaga

Securities Code: 8101

June 6, 2025

Representative Director, President and CEO

3-8-2, Shiba, Minato-ku, Tokyo

We are pleased to announce the 95th Ordinary General Meeting of Shareholders of GSI Creos Corporation (the "Company"), which will be held as indicated below.

In convening this General Meeting of Shareholders, the Company has taken measures for providing in electronic format information that constitutes the content of Reference Documents for the General Meeting of Shareholders, etc. (Matters Subject to Measures for Electronic Provision). Please access the following websites to view the information.

The Company's website: https://www.gsi.co.jp/en/ir/stock/meeting.html

Please access the above URL to view "Notice of the Ordinary General Meeting of Shareholders."

In addition to posting Matters Subject to Measures for Electronic Provision on the Company's website, the Company also posts this information on the website of Tokyo Stock Exchange, Inc. (TSE) and Net de Shoshu (online convocation).

TSE website (Listed Company Search): https://www2.jpx.co.jp/tseHpFront/JJK020010Action.do?Show=Show

(Access the TSE website by using the internet address shown above, enter "GSI Creos Corporation" in "Issue name (company name)" or the Company's securities code "8101" in "Code," and click "Search." Then, click "Basic information" and select "Documents for public inspection/PR information." Under "Filed information available for public inspection," click "Click here for access" under "[Notice of General Shareholders Meeting/Informational Materials for a General Shareholders Meeting].")

Net de Shoshu (online convocation) website:

https://s.srdb.jp/8101/

You can view the contents of this notice on a computer, smartphone, or tablet.

1. Date and Time: Thursday, June 26, 2025, at 1:00 p.m. (JST) Reception opens at 12:20 p.m.
2. Venue: Bellesalle Onarimon Ekimae, 1st floor, Sumitomo Fudosan Onarimon Ekimae Building 6-17-21 Shimbashi, Minato-ku, Tokyo
3. Purpose of the Meeting Matters to be reported:

   1. The Business Report and the Consolidated Financial Statements for the 95th fiscal year (from April 1, 2024 to March 31, 2025), and the result of audits of the Consolidated Financial Statements by the Accounting Auditors and the Audit and Supervisory Committee

   2. The Non-consolidated Financial Statements for the 95th fiscal year (from April 1, 2024 to March 31, 2025)

      Matters to be resolved: Proposal No. 1 Appropriation of Surplus Proposal No. 2 Election of Six Directors (excluding Directors who are Audit and Supervisory Committee Members) Proposal No. 3 Election of One Director who is an Audit and Supervisory Committee Member Proposal No. 4 Election of One Substitute Director who is an Audit and Supervisory Committee Member
4. Matters Prescribed for Convocation

If no indication of approval or disapproval of a proposal is expressed on the voting form, it shall be considered as an indication of approval.

If you will not be attending the meeting in person, you can exercise your voting rights in writing or by visiting the designated website (https://evote.tr.mufg.jp/) (in Japanese). Please review the Reference Documents for the General Meeting of Shareholders, and exercise your voting rights in accordance with the "Guidance on Exercising Voting Rights" (in Japanese only) by 5:30 p.m. on Wednesday, June 25, 2025 (JST).

• If revisions to the matters subject to measures for electronic provision arise, the details of the revisions will be posted on each website where those matters are posted.

• We have delivered paper documents for the Matters Subject to Measures for Electronic Provision to shareholders who requested them, but have omitted the following matters, in accordance with the applicable law and Company bylaws.

  1. Company Structure and Policies of the Business Report

  2. Consolidated Financial Statement of Changes in Equity

  3. Notes to Consolidated Financial Statements

  4. Non-consolidated Financial Statement of Changes in Equity

  5. Notes to Non-consolidated Financial Statements

     Please note that the Accounting Auditors and Audit and Supervisory Committee reviewed these matters in preparing their respective Audit Reports.

• If there are major changes in the way the General Meeting of Shareholders will be run, shareholders will be informed via the corporate website below.

https://www.gsi.co.jp/ja/ir/stock/meeting.html (in Japanese)

The Company regards the return of profits to shareholders as one of its important management policies, and our basic policy is to provide stable and continuous profit returns to you.

Based on this policy, the Company proposes a dividend per share of ¥97 for the fiscal year under review, which is

¥14 higher than for the previous fiscal year, taking into consideration comprehensively the consolidated dividend payout ratio (50%) that is a target stated in the Mid-term Management Plan, the consolidated business results, and the Company's financial situation, etc.

1. Type of dividend property Cash

2. Allotment of dividend property to shareholders and its aggregate amount

   ¥97 per common share of the Company Total payment: ¥1,190,515,726

3. Effective date of dividends of surplus June 27, 2025

The terms of office of all six Directors (excluding Directors who are Audit and Supervisory Committee Members) will expire at the conclusion of this general meeting.

Therefore, the Company proposes the election of six Directors (excluding Directors who are Audit and Supervisory Committee Members).

The Audit and Supervisory Committee expressed its opinion that there are no particular matters to be raised in connection with this proposal.

The candidates for Directors (excluding Directors who are Audit and Supervisory Committee Members) are as follows:

Reelection: candidate for Director to be reelected

New election: candidate for Director to be newly elected Outside: candidate for outside Director

Independent: candidate for independent officer Female: female candidate for Director