When they entered Teiko Middle School, Nana became classmates with Satsuki and they became best friends eventually. They talk a lot of stuffs together. Nana is fully aware of Ryouta's talent in sports that he gets to master them easily that is why she want him to try other sports to find what he wants. She believes in him that he will find something that he will find interesting. There are times when he would visit her during her ballet practice during clubs. She does her best on her ballet practice during clubs and even attends extra ballet classes outside school to improve her skills more.