Certain Common Stock of Kaizen Platform, Inc. are subject to a Lock-Up Agreement Ending on 21-JUN-2021. These Common Stock will be under lockup for 181 days starting from 22-DEC-2020 to 21-JUN-2021. Details: Kenji Sudo, a seller, a lessee, and a shareholder; Toshimasa Ishibashi, a seller and shareholder; In addition, NTT Advertising, Inc., a shareholder of the Company, have agreed with SBI SECURITIES Co., Ltd., the lead managing underwriter, and Credit Suisse Securities Co., Ltd., the joint bookrunner that during the period from the conclusion of the principal underwriting contract to June 19, 2021 on the 180th day after the listing they will not sell company's shares without the prior written consent of SBI SECURITIES, the lead managing underwriter. Japan Ventures I L.P., AT-I Investment Limited Partnership, YJ2 Investment Limited Partnership, COLOPL Co., Ltd., Saison Ventures Co., Ltd., which are sellers and shareholders; in addition, FinTech Business Innovation Investment Limited Partnership, GMO Venture Partners3 Investment Limited Partnership, Dentsu Digital Investment Limited Partnership, Mizuho Growth Support No. 2 Investment Limited Partnership, CA Startups Internet Fund No. 1 Investment Business Limited Partnership, have agreed with SBI SECURITIES Co., Ltd., the lead managing underwriter, and Credit Suisse Securities Co., Ltd., the joint bookrunner that during the period from the conclusion of the principal underwriting contract to March 21, 2021 on the 90th day after the listing date, company has agreed not to sell shares (however, the underwriter's purchase transaction and its sale price are 1.5 times or more of the issue price in the "1st Offering Guidelines", and the Tokyo Stock Exchange. (Excluding sales on the Tokyo Stock Exchange through SBI Securities Co., Ltd., the lead managing underwriter) after the initial price is formed without the prior written consent of SBI SECURITIES, the lead managing underwriter.