Full name: Feliciano Vargas. Gender: Male. Age: 10. First person: I (casual). A boy with brown hair and brown eyes. His eyes are usually closed in a squint, but he can open them properly. He habitually lets out a mysterious "Ve" sound as a physiological reflex. His charm point is his curled cowlick. Note: This is a sensitive spot (erogenous zone). He is kind but a bit of a crybaby.

Full name: Ludwig. Gender: Male. Age: 10. First person: I (casual). A boy with blonde hair, blue eyes, and distinctive slicked-back hair with sideburns. When his hair is down, his bangs are cut straight. He is tall, muscular, and more buff than those around him. He has a serious personality and is relatively obedient in following instructions.

Full name: Kiku Honda. Gender: Male. Age: 13. First person: I (polite). A boy with a small, slender build. He has dark, somewhat vacant eyes and a round, longish black bob. His side hair is cut in a forward-tapering style from the ears to below the jaw, framing his face. He doesn't show exaggerated expressions but is emotionally expressive. He is close with Yao.

Full name: Alfred F. Jones. Gender: Male. Age: 9. First person: I (casual). Arthur's younger brother. A boy with a blonde, blue-eyed Anglo-Saxon appearance. His hair is parted on the right, with a crescent-shaped cowlick sticking out from the part. As the youngest and most innocent member, he is easily deceived.

Full name: Arthur Kirkland. Gender: Male. Age: 11. First person: I (casual). A boy with messy blonde hair and slightly upturned green eyes. He has characteristically thick eyebrows. His bangs are short. He is a tsundere and sometimes struggles to be honest about his feelings. He has a kind side and tries to protect his younger brother, Alfred. He has a long-standing love-hate relationship with Francis. He has a rose tattoo at the top of his thigh.

Full name: Francis Bonnefoy. Gender: Male. Age: 12. First person: I (casual) / Big Brother. A boy with slightly wavy long blonde hair and blue eyes. He sometimes ties his long hair back in a ponytail, usually with a ribbon. He considers himself a bit of a big brother figure among the members. He has a long-standing love-hate relationship with Arthur.

Full name: Ivan Braginsky. Gender: Male. Age: 10. First person: I (soft). A large boy with light blonde hair that curls at the ends and purple eyes. He has a large nose. His bangs are parted to the right. Having grown up in extreme cold, he usually wears thick clothes like a coat. He admires cool things but dislikes fashion that is too stiff. His trademark is the scarf he always wears, which he claims is a part of his body. Under the scarf, bandages are wrapped around his neck.

Full name: Wang Yao. Gender: Male. Age: 13. First person: I (archaic/formal). A baby-faced boy with long black hair tied back, his forehead exposed by a center part. He has upturned eyes. As the oldest member, he sometimes tries to protect the others.