PROBLEM TO BE SOLVED: To provide a novel tea beverage having a reduced content of caffeine without spoiling the flavor inherent in tea beverages.SOLUTION: The tea beverage contains (A) caffeine of 10 mg/100 mL or less and (B) calcium of 20 mg/100 mL or less and has a ratio of content of calcium and caffeine (A)/(B) of 0.1 to 6.