Sponsorship Agreement Signed with Yuki Shimanuki (JLPGA Teaching Pro Class A)

HACCI Co., Ltd. (Headquarters: Chuo-ku, Tokyo; CEO: Juri Watanabe), operator of 'Arcusmore: Specialist Shop for Nail Clipping and Feet' (hereinafter 'the shop'), is pleased to announce the signing of a sponsorship agreement with Yuki Shimanuki, a JLPGA (Japan Ladies Professional Golfers' Association) Teaching Professional Class A.

This agreement is not a traditional financial-based sponsorship; instead, it aims to support Ms. Shimanuki's conditioning and athletic performance through the specialized foot care services provided by the shop.

### Background of the Agreement Golf is a sport involving long hours of walking and delicate weight shifts, where the condition of the feet significantly impacts performance. Arcusmore utilizes its established foot care techniques to support athletes' body conditioning through prevention of foot troubles, fatigue reduction, and improvement of range of motion. The agreement was reached to support Ms. Shimanuki's continued success and to widely promote the importance of 'foot care' as the vital foundation of the body.

### Sponsorship Support Details The shop will provide the following foot care support to Ms. Shimanuki: - Foot care treatments (nail care, callus care) - Conditioning support (joint stretching, arch support taping, etc.)

Expected effects include: - Improved swing stability - Reduced fatigue during long play sessions - Lower risk of injury - Prevention of foot problems

### Profile: Yuki Shimanuki Ms. Shimanuki began playing golf seriously at age 8 upon joining Sakata Juku. During her junior years, she competed with golfers from top-tier schools as a member of the Tokai Gakuen High School and Aichi University golf teams. She began her JLPGA Teaching Pro Class A certification while at university and currently serves as the Executive Coach at S-Style Golf Studio. Known for her coaching skills tailored to a wide range of golfers and her 'beautiful swing,' she also enjoys a nationwide following with over 65,000 followers on Instagram and 10,000 on X (formerly Twitter).

### Comment from Yuki Shimanuki 'I have signed a sponsorship agreement with HACCI Co., Ltd. (Arcusmore). Since golf is a sport built on delicate balance, I feel that the condition of the feet is deeply related to the stability of shots and swings. I am very encouraged to have professional support in this crucial area. I will work on adjusting my entire body's condition from the feet up to achieve higher quality performance.'

### Future Outlook Through this sponsorship, the shop will support Ms. Shimanuki's activities while promoting the importance of foot care in the sports field. The company remains committed to providing services that contribute to athlete support and health promotion.