Certain Common Stock of Serendip Holdings Co.,Ltd. are subject to a Lock-Up Agreement Ending on 9-NOV-2021. These Common Stock will be under lockup for 138 days starting from 24-JUN-2021 to 9-NOV-2021. Details: In connection with this offer, the lenders Tokuyasu Takamura and Tsutomu Takeuchi, as well as the shareholders of the Company, Moroto Group Management Co., Ltd., Ichitoku GK, Next Sequence GK, Karin Co., Ltd., Serendip Group Employee Stock Ownership Association , Kiichi Ashibe, Ogaki Kyoritsu Bank, Ltd., Higashiyama Co., Ltd., Meinan Management Consulting Co., Ltd., Makoto Ashibe, Tomomi Yoshino, Misako Kawaguchi, Nana Ashibe, Sayaka Ashibe, Kenichi Ono, Tatsuji Uemura, Kazunari Sugimoto, Tetsuya Sugimoto, Stocks Tokai Denshi Holdings Co., Ltd., 33 Bank Co., Ltd., Kazuo Kotani, Juroku Bank Co., Ltd. and Yuji Naito will list (including the day) from the date of signing the principal underwriting contract to the main managing company after 180 days of 2021 year 12 may 20 during the period up to the day, without the prior written consent of the Lead Manager, the sale of the company's shares (However, to pass loan of the company's common shares for over-allotment Etc.), etc. have been agreed not to be carried out. In addition, the shareholders Ant Bridge No. 4 A Investment Limited Partnership, Mizuho Growth Support No. 2 Investment Limited Partnership, OKB Capital Co., Ltd. and Nagoya University / Tokai District University Wide Area Venture No. 1 Investment Limited Partnership is, with respect to the main secretary company, from the original underwriting agreement Date listed (buying and selling start) date (including the current day.) after 90 days of 2021 year 9 may 21 during the period up to the day, the prior written of the Lead Manager Without consent, the sale of the Company's shares (however, the sale price is 1.5 times or more the issue price in the "First Offering Guidelines" and excludes the sale on the Tokyo Stock Exchange through the lead managing underwriter). In addition, Kazuhiko Nishiyama held by the Company's stock acquisition rights, Takao and Tetta Shimizu Muramatsu is listed from the original underwriting agreement date (buying and selling start) date (including the current day.) After 180 days of 2021 year 12 May 20 days During the period up to this point, it has been agreed that the Company's stock acquisition rights and the Company's common stock acquired by exercising the stock acquisition rights will not be sold without the prior written consent of the lead managing company.