From Ami:

In addition to a book on general pokemon care, Poke-treats, and some general Poke-care items from Ami, people will also be getting:

Usagi: Two pillows, one in the shape of a buneary and the other a clefairy. As well as a book of simple brain puzzles in comic book form.
Rei: A book on urban legends based on psychic and ghosts pokemon for her amusement and a Casablanca flower bracelet.
Minako: A book on how to get through auditions and a gift certificate for a day at the spa.
Michiru: A book of blank sheet music as well as one filled with classical pieces.
Haruka: A book on ancient myths and legends of Union and the world as well as a pair of earrings in the shape of wings.
Yuuna: A book on herbs found in the wild and their uses as well as a pair of earrings in the shape of water droplets.
Hiccup: A book on trouble shooting when faced with problems in your inventions.
Goku: A book on how to help pokemon make friends.