Certain Common Stock of Stella Pharma Corporation are subject to a Lock-Up Agreement Ending on 18-OCT-2021. These Common Stock will be under lockup for 180 days starting from 21-APR-2021 to 18-OCT-2021. Details: In connection with this offer, Stella Chemifa Corporation, a shareholder and lender of the Company, and Sumitomo Heavy Industries, Ltd., Tomoyuki Asano, Kazumitsu Yabu, Yuki Uehara, and Yuichi Fujii, who are shareholders of the Company (including stock acquisition rights holders) and Kiyoshi Nagata will inform the lead managing company in advance of the lead managing company during the period from the conclusion of the original underwriting contract to October 18, 2021, which is the 180th day after the listing (starting of trading) date (including the day). They have agreed not to sell company's shares (excluding lending company’s common shares for sale by over-allotment) without the consent of. In addition, INCJ, Ltd., a shareholder of the Company, will contact the lead managing underwriter during the period from the date of conclusion of the principal underwriting contract to July 20, 2021, which is the 90th day after the listing (starting of trading) date (including the day), Without the prior written consent of the lead managing underwriter, the sale of the Company's shares (however, the sale of the Company's common stock for sale by over-allotment and the sale price shall be the issue price in the "First Offering Guidelines" It is more than 1.5 times, and the company have agreed not to sell the shares on the Tokyo Stock Exchange through the lead managing underwriter after the initial price on the Tokyo Stock Exchange has been formed.)