Cooking my way through Wikipedia,
Azukigayu a Japanese rice and adzuki bean porridge.
Patjuk is a Korean red bean and rice porridge.
Hong Dou Zhou is a Chinese porridge with adzuki beans.
Shiruko or Zenzai is a Japanese dish, made of adzuki beans and sugar.
Hong Dou Tang is a Chinese sweet red bean soup, served as a dessert.