NIPPON POLSYTAR CO., LTD. Company Overview

Thank you very much for your continued support. We sincerely apologize for the inconvenience, but we will be taking our summer vacation during the following period. 【Summer Vacation Period】 From Wednesday, August 12, 2026, to Sunday, August 16, 2026 *We will resume normal operations on Monday, August 17, 2026. Inquiries via the email form will still be accepted during the vacation period. Responses to inquiries received during this time will be addressed sequentially after the vacation ends on Monday, August 17. We apologize for any inconvenience this may cause and appreciate your understanding. Thank you very much. 【Contact Information】 　Person in charge: Sales Headquarters 　Mail: support@nippon-polystar.co.jp 　Nippon Polystar Co., Ltd. 　3-4-13 Ishibeguchi, Koka City, Shiga Prefecture 　URL: https://nippon-polystar.co.jp/ 　TEL: 0748-77-6262 (Main) 　FAX: 0748-77-6662

We would like to express our sincere gratitude for your continued support. We regret to inform you that our company will be temporarily closed due to an internal event, as detailed below. We apologize for any inconvenience this may cause during this period and appreciate your understanding and cooperation. Details: Closure Period: Thursday, July 2, 2026 - Friday, July 3, 2026 We will be closed company-wide during the above period for the internal event. *Normal operations will resume on Monday, July 6, 2026. ■ Inquiries during the closure period During the closure period, we will not be able to respond to phone calls, emails, or faxes. Emails and faxes received during this time will be addressed sequentially after July 6 (Monday). *If you have urgent matters, orders, or inquiries, please consult your respective contact point as soon as possible. Nippon Polystar Co., Ltd. Head Office / Factory Phone: 0748-77-6262 Fax: 0748-77-6662 info@nippon-polystar.co.jp Sales Headquarters

I would like to extend my respectful New Year's greetings. Thank you very much for your exceptional support during the past year. I sincerely hope for your continued support and patronage this year as well. January 1, 2026 Nihon Polistar Co., Ltd.