PROBLEM TO BE SOLVED: To provide a method for producing a tea extract with a column extractor, by which a desired tannin concentration can stably be extracted and the tea extract having a good flavor can efficiently be produced.SOLUTION: There is provided a method for producing the tea extract, including the following steps: (SA) charging tea leaves into a column extractor, (SB) supplying extract water 7 from the bottom portion of the extractor, (SC) supplying the extract water 7 from the upper part of the extractor, and (SD) extracting the tea extract from the bottom portion of the extractor and simultaneously supplying extract water 7 from the upper part.COPYRIGHT: (C)2010,JPO&INPIT【課題】カラム式抽出機を用いた茶抽出液の製造方法において、所望濃度のタンニン濃度を安定的に抽出し、かつ風味の良好な茶抽出液を効率よく製造する方法を提供する。【解決手段】茶抽出液の製造方法は、下記の工程を含む。(SA)カラム式抽出機に茶葉を仕込む工程、(SB)当該抽出機底部より抽出水7を供給する工程、(SC)当該抽出機上部より抽出水7を供給する工程、(SD)当該抽出機の底部より茶抽出液を抜き出しながら、上部より抽出水7を供給する工程。【選択図】図2
