PROBLEM TO BE SOLVED: To provide a method for manufacturing tea beverage with reduced caffeine, in which a change in appearance or flavor is suppressed.SOLUTION: A method for manufacturing tea beverage includes a step of making tea extract contact with a clay and a cation.COPYRIGHT: (C)2015,JPO&INPIT【課題】外観や香味の変化が抑制されたカフェインが低減された茶飲料の製造方法の提供。【解決手段】茶抽出物に、白土と、陽イオンとを接触させる工程を含む、茶飲料の製造方法を用いる。【選択図】なし