Notice Regarding the Payment Amount for Offered Shares and the Preliminary Price Range for Bookbuilding

Regarding the public offering of shares resolved at the Company's Board of Directors meeting held on June 29, 2026, the payment amount for the offered shares was not yet determined. This has now been resolved at the Company's Board of Directors meeting held on July 6, 2026, as detailed below. Please note that this payment amount differs from the issue price to be determined through the bookbuilding process and the price at which underwriters will pay the Company (underwriting price).

Click here for the "Notice Regarding the Payment Amount for Offered Shares and the Preliminary Price Range for Bookbuilding."

https://tier4.co.jp/hubfs/ir/株式会社ティアフォー_募集株式の払込金額及びブックビルディングの仮条件決定のお知らせ.pdf

Note: This document is a press release intended for public announcement of the resolutions made by the Board of Directors regarding the Company's new share issuance and sale of shares. It is not intended for any investment solicitation or similar activities, either within or outside of Japan. When making investment decisions regarding the offering and sale of the Company's common shares resolved at the Board of Directors meetings on June 29, 2026, and July 6, 2026, please ensure you refer to the "Prospectus for New Share Issuance and Sale of Shares" (and any amendments) prepared by the Company, and make your own investment judgment. The "Prospectus for New Share Issuance and Sale of Shares" (and any amendments) can be obtained from the lead underwriter.

This document does not constitute an offer to sell or a solicitation of an offer to buy any securities in the United States. The Company's common shares have not been and will not be registered under the U.S. Securities Act of 1933, and may not be offered or sold in the United States except pursuant to an exemption from, or in a transaction not subject to, the registration requirements of the U.S. Securities Act of 1933. If a public offering of securities is made in the United States, it will be made by means of an English-language prospectus prepared in accordance with the U.S. Securities Act of 1933. Such English-language prospectus will be available from the Company or the seller. It will contain detailed information about the Company and its management, as well as its financial statements. The Company does not intend to conduct a public offering in the United States in connection with this matter.