After adding water to the dry tea leaves of the green tea, the hard leaf odor contained in the tea leaves of the green tea is reduced by drying the tea leaves under conditions where the temperature of the tea leaves does not exceed 85 ° C.緑茶の乾燥茶葉に水を加えた後、茶葉品温が85℃を超えない条件で乾燥させることで、緑茶の茶葉に含まれる硬葉臭を低減させる。