Problem to be solved: to provide a tannin containing persimmon containing product with increased tannin content than green persimmon.Solution: the tannin containing persimmon produced in this embodiment contains a persimmon material contained in a closed space, heated in the closed space for 2 hours to 5 hours by steam, and the amount of tannin contained is increased more than the tannin content of the Green Persimmon This feature is characterized by the fact that it is used. The persimmon material can be at least one of persimmon fruit (including fruit nuts), persimmon fruit, persimmon tree branch, and persimmon leaf.No selection【課題】生柿よりもタンニン量が増量したタンニン含有柿加工品を提供する。【解決手段】本実施の形態に係るタンニン含有柿加工品は、柿材料が密閉空間内に収容され、該密閉空間内で水蒸気により、2時間~5時間の間加熱加圧されて、含まれるタンニン量が、生柿のタンニン量よりも増量されていることを特徴とする。前記柿材料に、柿の実(摘果実を含む)、柿の実の皮、柿の木の枝、柿の木の葉の内の少なくとも1つの材料を用いることができる。【選択図】なし