J Frontier Co., Ltd. (TSE:2934) operates as a Japan-based healthcare technology company primarily engaged in medical care sales, healthcare sales, and healthcare marketing businesses. Founded in 2008 and headquartered at KN Shibuya 3, 4th Floor, 9-8 Sakuragaokacho, Shibuya-ku, Tokyo, the company provides e-commerce sales of healthcare-related products and pharmaceuticals; online medication guidance and drug delivery via its proprietary platform SOKUYAKU; operation of dispensing pharmacies and mail-order services for ethical drugs including the Why Pure series and Chinese herbs; planning, development, and direct-to-consumer sales of health foods and cosmetics such as the 328 selection series of fermented hydrogen, FAVEUR skincare including the 2025 Christmas coffer limited release, and SOKUYAKU Beauty whitening products; internet advertising agency services for healthcare products; sales promotion support; and wholesale of in-house products, with all operations concentrated in Japan targeting consumers, clinics, pharmacies, and healthcare firms. The Medical Care Sales segment centers on SOKUYAKU's online clinic integration, same-day delivery, and pharmacy partnerships; Healthcare Sales focuses on original branded supplements, smoothies like the top-ranked Completely Drink Hydrogen 328 Fresh Picked Green Smoothie, and beauty items; while Healthcare Marketing delivers promotional campaigns leveraging talent endorsements. Recent developments include ongoing SOKUYAKU alliance expansions with multiple partners such as Pharmarise Holdings integrating the app across 302 group pharmacies in October 2024, Usagi Pharmacy and Ichigo Pharmacy in November 2025, Miyazaki Zenikai Hospital, and a partnership with table tennis T-League team Shizuoka Jade in December 2025; product launches like the FAVEUR Christmas coffer on November 20, 2025, and premium shareholder benefits renewal announcement on November 21, 2025; certification as an excellent healthy company in gold tier; and release of an ID collaboration API for external systems.