Ito En, Ltd.

Fumio Ito

Masami Sasame

Hitoshi Kinugasa

Kazunori Okanoya

Hitoshi Iryo

Provided are tea leaves for green tea beverage extraction. A green tea beverage that can be stored without sediments precipitating and without turning brown, and also tastes good chilled, can be extracted from said leaves. Said leaves are characterized in that the relationship between X and Y fulfills condition (1), where X is the weight fraction of theanine content with respect to the total weight of dried tea leaves, and Y is the weight fraction of monosaccharide content with respect to caffeine content.&#x2212;0.1360.35&#x2266;0.1360.46.&#x2003;&#x2003;(1)

Tea leaves for extraction of green tea beverage

Provided is a tea leaves for extraction of a low-caffeine green tea beverage, which is not susceptible to folding or browning during storage, and which enables the extraction of a green tea beverage which can be enjoyed hot or cold. Specifically provided is a tea leaves for extraction of a green tea beverage having a caffeine content with respect to the total mass of the dried leaves that falls within the range of 0.2 to 2.5 mass %, and the relation between the ratio of the mass content of theanine to the entire mass of dried leaves X (%) and the mass ratio of the content of monosaccharides to the fiber content Y satisfies the following condition: &#x2212;0.007X+0.024&#x2266;Y&#x2266;&#x2212;0.011X+0.039.

Growing community of inventors

Shizuoka, Japan

Fumio Ito