Kawaii (かわいい, Means, "lovable", "cute", or "adorable") is the quality of cuteness in the context of Japanese culture. It has become a prominent aspect of Japanese popular culture, entertainment, clothing, food, toys, personal appearance, behavior, and mannerisms. The noun is Kawaisa (可愛さ?) (literally, "lovability", "cuteness" or "adorableness").
The words "kawaii" have the root word "kawai" which is formed from the kanji "ka" (可), meaning "acceptable", and "ai" (愛), meaning "love". The term kawaii has taken on the secondary meanings of "cool", "groovy", "acceptable", "desirable", "charming" and "non-threatening".
Read more about Kawaii: Aesthetics, Cute Characters, Cute Products, Perception in Japan, Influence On Other Cultures