Class System

In La Flora and Noah Academy, there is a system known as Class that represents an individual's intellect, usually divided by age. There are 6 classes for each academy.

La Flora
La Flora students have 6 classes that are color coded by their uniform. If the rooms are counted, there are a total of 30 different learning styles and locations for La Flora.

First Lady Class (Lady)
Lady Class are usually reserved for the youngest students in the Academy. The uniform color used for those in Lady class is cyan.

Princess Class
Princess Class consists of students on their preteens, and majority of the cast are in this class. The uniform color used for those in Princess class is red.

Countess Class
Countess Class houses those in their preteens or teens. While there aren't as many Countess students as Princess, they are not as rare as the other classes. The uniform color used for those in Countess class is orange.

Duchess Class
Duchess Class students are quite rare, however are still able to be spotted and some of the Duchess students appear in the later series. The uniform color used for those in Duchess class is green.

Queen Class
Queen Class students are the rarest to spot. The uniform color used for those in Queen class is blue.

Empress Class
Empress Class students arguably consists of mature and older students, possibly around 17-19. The uniform color used for those in Empress class is purple.

Noah
Noah students of each class are put in different operated ships, each one representing a class. The five top students of Noah are titled as "Five [Elite] Princes". Unlike La Flora, their uniforms are not color coded and identifying someone's class is currently unknown.

Knight Class
The equivalent of First Lady, Knight Class houses the youngest students in Academy.

Prince Class
The equivalent of Princess, Prince Class houses those in their preteens. Most students that appear throughout the series are in this class, including the Five Princes.

Count Class
Don't know much about this class but it a class in Noah Academy

Trivia

 * While there are no detailed explanations surrounding the school system, it is possible that the classes doesn't actually depend on the group age.
 * In Volume 5, it has been revealed that you must take a certain test to move up a class.
 * Only a few characters were known to be a student from a young age; one of them being Yuri (Lady Class-Princess Class).