Any kind of food made from rice that has been shaped, condensed, or otherwise combined into a single object.
A wide variety of rice cakes exist in many different cultures in which rice is eaten, particularly in Asia. They originate from Korea, where their ancestors made Tteok since the bronze age.
Tteok: Korean rice cakes
Puto: A Filipino steamed rice cake
Mochi: Japanese cakes made from glutinous rice