She is shown to be very loyal to her class. This was best seen when she refused to let them lose in the Joint Training Battle/Round Three where she captured Mashirao Ojiro to have the fight end in a draw.
Not much is seen between them, though they seem to get along. Neito has been shown to be a bad influence on her, as he has her insult Class 1-A, taking advantage of her naïve nature and lack of grasp on language. This results in him being scolded for his actions.
Pony claimed that she did not like Mezo because he reminded her of an octopus.