Postie (おとどけくん, Odotoke-kun) is a postman hamster who appeared in the OVAs 3000 Steps to Mommy and Ham-Hams and the Treasure Hunt. He also appeared in the games Ham-Ham Heartbreak, Rainbow Rescue, and Ham-Ham Games. He can deliver the Ham-Hams' mail everywhere very fast, which is shown when he can go around the world in one day. Penelope has a doll of him.
- His Japanese name, "Odotoke", is a slight corruption of "deliver", since he delivers the mail.