Matsu Matcha is widely praised for freshly stone-milled matcha with deep umami, smooth texture, and authentic, high-quality drinks and gelato. Patrons value hand-whisked, premium powders, distinctive equipment on display, and attentive staff; the Seiha and Ryokuun blends are favorites, while some find certain drinks pricey or too light. Visitors note a bright, aesthetically pleasing space, with occasional queues and wait times. While most reviews are positive about flavor and experience, a few highlight inconsistent service, hygiene concerns, or prefer other local options.