无公害自然茶叶是指茶叶生产过程中不施用化肥和农药，仅施用有机肥料，依靠先进科学的管理技术和生态平衡来抑制病虫害的发生以提高茶叶品质标准。目前日本政府大量投资开发天燃茶叶新产品，许多商店还专门设备“有机茶叶”和‘二无农药茶叶”专柜，这类无公害自然茶叶的销售 Pollution-free natural tea refers to the tea production process does not apply fertilizers and pesticides, only the application of organic fertilizers, relying on advanced scientific management techniques and ecological balance to inhibit the occurrence of pests and diseases in order to improve tea quality standards. At present, the Japanese government invests heavily in developing new natural light tea products. Many shops also specialize in the sale of organic tea leaves and non-pesticide tea leaves.