Discover Series Books for Babies & Toddlers Irasshaimase! Take a step into your favorite sushi restaurant with this Discover Series title. Whether you're looking to introduce your children to new flavors or looking for a little entertainment while everyone tries to wait patiently for that bowl of edamame, SUSHI is a great introduction to this amazing Japanese cuisine. Used as a jumpstart for interaction, Discover Series Picture Books are a great way to introduce new images, words, and concepts to kids.