The Clock: Represents the clock tower in the town that Kiki moved to for her witch's training.
The Bread: Represents the bakery Kiki lived and worked in.
The Radio: The radio that Kiki's dad let her have before leaving home.
The Cat: Jiji, of course!
Kiki's Delivery Service was one of the movies I used to watch over and over when I was smaller, and it never, and still hasn't, gotten old. It's a beautiful movie, one of many from Hayao Miyazaki.