three greatest teas of Japan
Refers specifically to Uji-cha, Sayama-cha, and Shizuoka-cha. A fixed cultural term; the list is conventional and not typically expanded or altered.
The three greatest teas of Japan include Uji-cha, Sayama-cha, and Shizuoka-cha.
Compound of 日本 (Japan), 三大 (three great), and 茶 (tea). A modern set phrase listing three historically prominent tea-producing regions.