Moti is the transliteration of the Japanese word "mochi" (mo chi), which means rice cake, glutinous rice ball or something else, and the others are glutinous rice balls of different flavors.
Sakura cake is a typical wakame, with cherry blossoms as sauce and bean paste held in a glutinous rice ball, and then wrapped in pickled cherry leaves on the outside
Cusa cake is glutinous rice flour with mugwort powder, bean paste dumplings
Mochi is the term used in Southern Fujian and Taiwan, with strips and chunks of it, and some with no filling
The others are glutinous rice dumplings with a variety of fillings