Oi Ocha—Ryokucha is ITO EN's standard green tea product. It is sold throughout Japan in convenience stores, supermarkets, vending machines, station kiosks and other channels, and holds the position as Japan's No. 1 green tea beverage brand. The tea leaves used to make Oi Ocha—Ryokucha include those grown by contracted tea plantations. It is manufactured using ITO EN's proprietary methods, resulting in a fresh flavor and aroma. The product has gained strong acceptance among Japanese consumers and is now making inroads into overseas markets. Oi Ocha—Ryokuchasold in Japan is a completely natural tea product made from 100% Japanese-grown green tea, with no additives or preservatives. It is marketed in a wide array of package sizes and types, including 2 liter PET bottles, 500ml PET bottles, cans and cartons. ITO EN developed the world's first ready-to-drink canned green tea beverage product and later pioneered the marketing of green tea in PET bottles. ITO EN was also early in developing green tea products sold in heatable PET bottles. These efforts have seen ITO EN become a major catalyst in the increasing popularity of green tea ready-to-drink beverages in Japan.