Canon：Recognized as a top student in the campus, he ranks first in the whole college in every examination and pays great attention to oral cleanliness. After every class, they have to squeeze toothpaste to brush their teeth, so they are very popular.
Nikon：A student president since 1959, he has a lively personality and is the protagonist's neighbor and childhood sweetheart. Always competing with Canon for the number one spot.
Sony：A transfer student who just transferred to the school last semester. It is said that the family is very rich, living in a single house, is a high cold type with a sense of distance, there has always been a black technology products can be used.
Olympus：The students of the same level in the next school, because of the same route to school and chance to know each other, created many unique learning methods to save the protagonist many times.
Fujifilm：Young and very stylish health room teacher, not only among male students is very popular, female students also like to talk to her. It features only ASTALIFT cosmetics.
