FOR IMMEDIATE RELEASE San Francisco, CA — May 15, 2026 — David Rio San Francisco, the award-winning, woman-owned leader in premium chai and matcha, today announces the launch of Matcha Rio, a new, thoughtfully crafted matcha portfolio designed for modern cafés and consumers alike. Debuting at World of Coffee San Diego 2026, this cohesive three-SKU lineup reflects the brand’s Japanese heritage, 30 years of expertise, and a forward-looking vision led by co-founder Rio Miura. T