Sakai Chemical Industry Co., Ltd.TSE: 4078

Notice of Cancellation of Treasury Shares

· Issued by Sakai Chemical Industry Co., Ltd.


News Release

For Immediate Release:



December 23, 2025 Company name: Sakai Chemical Industry Co., Ltd.

Representative: President and Representative Director,

Toshiyuki Yagura (TSE Prime Market,Stock code:4078)

Inquiries: Director, General Manager of Accounting & Finance Department

Hiroyuki Hattori

Telephone: +81-72-223-4111

Notice of Cancellation of Treasury Shares (Cancellation of treasury shares pursuant to the provisions of Article 178 of the Companies Act)

Sakai Chemical Industry Co., Ltd. (the "Company") announced the resolution made at a meeting of its board of directors held on December 23, 2025 to cancel treasury shares pursuant to Article 178 of the Companies Act, as outlined below.

The number of shares to be cancelled is 1,000,000 shares including 914,000 shares purchased through Off-Auction Own Share Repurchase Trading (ToSTNeT-3) and in the market through the Tokyo Stock Exchange from May 15, 2025 to November 30, 2025.

  1. Class of shares to be cancelled

  2. Number of shares to be cancelled

  3. Planned cancellation date

Common shares

1,000,000 shares

(5.88% of the total number of issued shares prior to cancellation)

January 30, 2026

(Reference)

Total number of shares issued after cancellation Number of treasury shares after cancellation

16,000,000 shares

688,751 shares

Note : This 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.

Company analysis