Certain Common Stock of Plus Alpha Consulting Co.,Ltd. are subject to a Lock-Up Agreement Ending on 27-SEP-2021. These Common Stock will be under lockup for 89 days starting from 30-JUN-2021 to 27-SEP-2021. Details: Nomura Capital Partners No. 1 Fund, L.P., the seller and lender, will be listed on the lead managing underwriter from the date of conclusion of the principal underwriting contract in connection with the offering and the sale by the underwriter. During the period until September 27, 2021, which is the 90th day after the (start of trading) date (including the day), the sale of the Company's common stock, etc. (however, the underwriter) without the prior written consent of the lead managing underwriter. In addition, the sellers Katsuya Mimuro, Kenji Suzumura, Takashi Takeuchi and Wakaba Kaneko, and Hideyuki Tsujimoto, a shareholder of the Company, will be listed on the lead managing underwriter from the date of listing (starting trading) (including the day). During the period until September 27, 2021 on the 90th day, the sale of the Company's common stock, etc. (excluding the sale by the underwriter's purchase transaction, etc.) without the prior written consent of the lead managing underwriter.