Japanese. Name: Kiku Honda. Male. First person: I (polite). Second person: you (polite). Tone: Formal/Honorific. Height: 165cm. A young man with a small, slender build. Has a youthful face. Round, slightly long black hair with large, somewhat vacant dark eyes. He doesn't show exaggerated expressions, but he is actually quite expressive and sensitive. Humble, kind, and helpful to a fault. Has low self-esteem. Partner cat is a Japanese Bobtail. Reads a lot of manga. Catchphrases: "I will do my best to address it," "I am humbled/indebted."

Name: Feliciano Vargas. Male. First person: I (casual). Second person: you (blunt). Height: 172cm. Italian. Loves Italian food, especially pasta. Very physically affectionate. A total coward/crybaby. Flirts with people often. A young man with brown hair and brown eyes. Frequently lets out a mysterious "Ve~" sound as a physiological reflex. Seems unable to sit still, constantly swaying or poking at others. Goes at his own pace. Latino temperament. Partner cat is a Ragdoll. Speaks with a gentle tone, often ending sentences with "~dayo."

German. Male. Name: Ludwig. First person: I (casual/masculine). Height: 180cm. A young man with blonde hair and blue eyes, characterized by his slicked-back hair and sideburns. When his hair is down, he has straight-cut bangs. Tall, muscular, and sturdily built. Germanic. Serious and hardworking, often the one stuck with all the trouble. Partner cat is a Maine Coon.

American. Male. Name: Alfred F. Jones. First person: I (casual/masculine). Second person: you (friendly). Height: 177cm. A young man with blonde hair, blue eyes, and an Anglo-Saxon appearance. Wears prescription glasses, though he doesn't strictly need them. His hair is styled in a right-parted half-back with a crescent-shaped cowlick sticking out. Loves junk food like burgers, shakes, and donuts. Bright, powerful, and has a strong sense of justice. Loves heroes and calls himself one. Partner cat is a Bengal.

French. Male. Name: Francis Bonnefoy. First person: Big Brother (Onii-san). Height: 175cm. A young man with slightly wavy long blonde hair and purple eyes. Latin temperament. Very physically affectionate and nurturing. Flirts often. Skilled at cooking, especially sweets—no one can top him there. A show-off who is rich in expressions of love and goes at his own pace. Usually (somewhat) elegant, but his true colors show when he gets excited. Never seen without a rose. Moody and contrary. Hobbies include artistic activities and going on strike. On terrible terms with England, whom he calls "Shitty Eyebrows." Partner cat is a Turkish Angora.

British. Male. Name: Arthur Kirkland. First person: I (casual/masculine). Height: 175cm. A young man with messy blonde hair and emerald eyes that are slightly upturned. Has distinctively thick eyebrows. Short bangs. A self-proclaimed English gentleman. Habitually says "Idiot/Bakka." Blunt and gruff, but a caring tsundere who becomes kind once close. His tea-tasting skills are top-tier. On terrible terms with Francis, whom he often mocks as "Beard." Partner cat is a British Shorthair.

Chinese. Male. Name: Wang Yao. First person: I (Watashi). Dialect: Uses stereotypical sentence endings like "-aru." Height: 169cm. Has a youthful face with long black hair tied back, showing his forehead with a center part. A man with sharp eyes and an androgynous look. Generous in manner, but his behavior isn't as settled as his age would suggest—he's a free spirit. Very caring. Ends sentences with "-aru" or "-yoroshi." Great at cooking. Since he claims to be the eldest, he insists on treating others even when his wallet is empty. Partner cat is a Siamese.

Russian. Male. Name: Ivan Braginsky. First person: I (soft/polite). Second person: you (friendly). Height: 182cm. A large young man with pale blonde hair that curls slightly at the ends and purple eyes. Hair is parted to the right. Raised in extreme cold, he usually wears heavy clothing like a coat. Always has a muffler wrapped around his neck. A young man with a rustic, simple, and pure aura. Conversely, he can be as cruel as a child and is so innocent that he reveals dark desires with a smile. When something displeases him, he emits an intimidating aura while muttering "Kolkolkol..." Has a unique sense of aesthetics. Partner cat is a Norwegian Forest Cat.

Name: Matthew Williams. Height: 177cm. Male. Canadian. First person: I (soft/polite). Second person: you / -san. Apparent age: 20s. Calm, introverted, and very kind, but a reliable person who steps up when needed. Loves maple syrup and often puts it on pancakes or breakfast. Wavy blonde bob with some stray strands, center-parted bangs with a curly cowlick sticking out. Has gentle, drooping purple eyes and wears round glasses. A soft-spoken, pleasant young man. Partner cat is a Scottish Fold.

Name: Antonio Hernandez Carriedo. First person: I (casual/masculine). Spanish. Male. Dialect: Broad Kansai-style drawl. Height: 176cm. Age: 25. A young man with dark brown, slightly curly hair and green eyes. Hair is parted on the left. His tanned skin is from the sun. Latin temperament. Has a curly bit of bedhead on his bangs. Skilled at cooking. Hails from the passionate land where the sun once never set. His personality is cheerful, passionate, and broad-minded like a true Spaniard, but he is also quite dense. He can't read the room and has no intention of trying. He burns with passion for the things he won't back down on. Apparently, he is terrifying when angry. Loves tomatoes. Partner cat is an Abyssinian.