Medix Inc. (TSE:331A) is a Japan-based digital marketing agency that provides comprehensive internet advertising and promotion services; display, social media, affiliate, pay-per-click, feed, and video advertising; advertising management for agencies; creative design and production; EC site construction and renewal; website construction and operation management; content marketing; creative consulting; web advertising production; search engine optimization; and digital marketing tools including web services, apps, DTP, videos, and novelties. The company also offers BtoC and BtoB marketing support; data-driven marketing services such as data analysis, CRM utilization, GA4 and KARTE support, and BigQuery/BI tool integration; internet follow-up marketing planning; promotion and advertising strategies; web analysis consulting; and e-commerce consulting, primarily serving clients across Japan from its headquarters in Chiyoda-ku, Tokyo, where it was founded in 1984. In recent developments, Medix incorporated Sales Lab as a subsidiary in September 2024 to enhance operational DX support, strengthen client relationships, expand BtoB marketing precision, and boost recurring revenue; it continues to host seminars on AI-driven strategies, data integration, and GA4 analytics into 2025, reflecting ongoing focus on marketing DX and data utilization advancements.