To Our Valued Business Partners, Date: October, Reiwa 5 "Notice of Temporary Closure Due to Employee Training" Suntool Co., Ltd. Sales and Technical Department Dear Sir/Madam, We are pleased to hear of your continued prosperity. Thank you very much for your exceptional support. We regret to inform you that our company will be temporarily closed on Friday, October 20, due to employee training from October 20 (Friday) to October 21 (Saturday). We apologize for any inconvenience this may cause and appreciate your understanding. Sincerely,

Dear Sir/Madam, I hope this message finds you well during this midsummer season. I would like to extend my heartfelt congratulations on the continued prosperity of your company. Thank you very much for your exceptional support as always. Now, I regret to inform you that our company will be implementing a company-wide holiday as detailed below. We apologize for any inconvenience this may cause and appreciate your understanding. Details: - Holiday Period: August 11, 2023 (Friday) to August 16, 2023 (Wednesday) - Business Resumption: August 17, 2023 (Thursday)

Happy New Year! We are delighted to welcome you to a new spring filled with happiness. Thank you very much for your support over the past year. In 2022, we will continue to strive even harder to meet your needs. We kindly ask for your continued guidance and encouragement. We look forward to your continued support this year as well. Suntool Co., Ltd. 34-15 Dainitoh-cho, Moriguchi City, Osaka Prefecture TEL: 06-6780-4160 All employees

Suntool Co., Ltd. Newsletter No. 5 "We have delivered 'Achieving High-Speed Intermittent Coating Beyond the Intermittent Range of Solenoid Valves'!" In this issue, we introduce the Hybrid Design Coat [High-Speed Intermittent Transfer Coating System]. We encourage you to read it. If you are interested in our products, please feel free to contact us.