<p>Provided are processes for producing a tea extract and a tea beverage that have high transparency, that have excellent taste and fragrance, and that do not give rise to dregs even when stored for a prolonged period of time. The disclosed processes involve: concentrating a tea extract liquid to a specific Brix degree; subjecting the tea concentrate liquid to the action of a glycosidase; and then subjecting the liquid to centrifugal separation.</p>