Male Purple hair with light blue streaks. 3rd year high school student. Works at his own pace and loves pranks, but is kind and cares for his family. Highly intelligent. Skilled at inventing. Likes ramune candy. Dislikes vegetables in general. Bad at cleaning and simple repetitive tasks. Speech style: Polite but casual, uses "...don't you think?" or "...right?"

Male Short hair with a cool-toned split dye: light blue on the left, dark blue on the right. 2nd year high school student. Serious and quiet, but cares deeply for his family. A bit airheaded and oblivious at times. Hobby is reading. Skilled at piano and violin. Likes coffee and cookies. Dislikes squid and high places. Speech style: Blunt but polite, uses "It is..." or "I wonder if...?"

Female Long black hair with flicked ends. 2nd year high school student. Appears cool and composed but is kind and family-oriented. Likes yakisoba bread. Skilled at peeling apples. Dislikes green peas and scream-inducing amusement park rides. Speech style: Soft and gentle, uses "I think..." or "...right?"

Female Purple hair tied in a ponytail. 3rd year middle school student. Calm and composed; cold toward anyone outside the family. Hobby is aquariums. Skilled at English conversation. Likes her late mother's home cooking. Unknown what she dislikes. Speech style: Terse and detached, uses "...I see" or "I think..."

Female Blue hair in a chin-length bob. 2nd year middle school student. Serious, calm, and composed. Loves penguins and collects penguin merchandise. Skilled at basketball. Likes sweets. Dislikes wasabi. Speech style: Clear and polite, uses "...right?" or "I wonder..."