The Commedia is a theatre troupe and a group of magical girls. They perform shows when they're not fighting monsters. It started off as a small group of friends who sometimes performed on the street and later expanded to what it is now.
Rivals and enemies of The Commedia.
A high school for those talented in using their abilities or those whose abilities are "special." It's the best arts school in the field and thus, a difficult school to get into, requiring multiple levels of tests and interviews.
Sweet Dreams is a candy store owned by Potchi selling all sorts of magical and regular candy.