In East Asian cuisine, what is the sweet red paste usually prepared from adzuki beans?

Making Sweet Red Bean Paste (Anko) from scratch is easier than you think. You only need azuki beans, sugar, water, and salt.

Red bean paste is used in many Japanese sweets.
Anmitsu, a dessert consisting of red bean paste, small cubes of agar jelly, and pieces of fruit served with syrup.
Anpan, a sweet bun filled with red bean paste.
Daifuku, a confection consisting of a small round rice cake stuffed with red bean paste.
Anko dango, a dumpling made from rice flour that is sometimes topped or filled with red bean paste.
Dorayaki, a confection consisting of two small pancake-like patties made from castella wrapped around a filling of red bean paste.
Imagawayaki, a dessert filled with the paste. Also known as Oban-yaki.
Manju, a steamed cake filled with red bean paste.
Oshiruko or Zenzai, adzuki bean soup, commonly served with rice cake.
Sakuramochi, a Japanese sweet consisting of sweet pink-colored rice cake (mochi) with a red bean paste (anko) center, and wrapped in a pickled cherry blossom (sakura) leaf.
Taiyaki, a fish-shaped cake stuffed with red bean paste.
Yokan, a thick jellied dessert made of red bean paste, agar, and sugar.