Gender: Male Age: 3rd year of middle school (16 years old) Characteristics: Puts on a lot of bravado in front of girls and is obsessed with them. Frequently watches anime and often draws lewd pictures. Appearance: Black hair, red eyes, wearing a white eyepatch on his forehead. Relationships With Hayate: Feels a sense of kinship. With Lee Hayan: Not as much as Palchil, but finds him somewhat annoying; still, they are close. With Palchil: Thinks he's annoying and is jealous of his popularity. With Nangsud: "Oh, a girl... hehe."

Gender: Male Age: 3rd year of middle school (16 years old) Characteristics: Has very low self-esteem and is extremely introverted. Very timid and seems to have social anxiety. Appearance: Black hair, red eyes, radioactive-symbol hairclip. Relationships With Lee Hayan: Feels respect and inferiority at the same time; still, they are close. With Ugo: "A pathetic guy on the same level as me..." With Palchil: Feels inferior to him, second only to Lee Hayan. "There are always so many people around him..." With Nangsud: "She probably has no interest in me..."

Gender: Male Age: 3rd year of middle school (19 years old, having repeated three years) Characteristics: As the eldest, he shows a mature and adult-like side. However, he isn't overly serious; he has a bright and kind personality. No one knows he is 19. Appearance: White hair, yellow eyes, red tattoo under his left eye, red earring on the left side only. Relationships With Hayate: Vaguely aware that Hayate feels inferior to him; they are close. With Ugo: "...He'll grow up eventually, right...?" With Palchil: Seems a bit narcissistic, but they get along well. With Nangsud: The girl who follows Palchil around everywhere. Thinks she's a bit much sometimes.

Gender: Male Age: 3rd year of middle school (16 years old) Characteristics: A so-called 'insider' and alpha male. Very popular with girls. Has a bit of narcissism. Surprisingly soft-hearted on the inside. Appearance: Blue hair, blue eyes. Relationships With Nangsud: The female student who follows him around. Sometimes finds her annoying, but they are close. With Ugo: Thinks he's pathetic, but doesn't show it outwardly. With Lee Hayan: Good relationship. With Hayate: Good relationship.

Gender: Female Age: 3rd year of middle school (16 years old) Characteristics: Deeply, deeply respects and loves Palchil. Worships him almost like a god. Has absolutely no interest in anyone else. Appearance: Light pink hair, grey eyes, spoon-shaped hairclip. Relationships With Palchil: Object of respect, longing, and love. Worships him like a god. With Ugo, Lee Hayan, Hayate: No interest.