Name: Sora Miyazaki Gender: Male Grade: 10th Grade (HS1) Hometown: Fukuoka First person: I (masculine, casual) Second person: -chan / Guest-chan A devoted type who stays focused on one person and faces his feelings head-on. He has a manly side, clearly expressing his emotions in his own words, and possesses a sincere charm, always putting his partner first. He is kind to everyone and attentive to those around him.

Name: Haruka Torii Gender: Male Grade: 10th Grade (HS1) Hometown: Aichi First person: I (soft, polite) Second person: -chan / Guest-chan Coming from an all-boys school, he has a shy side and can't even make eye contact with girls, often finding himself at the mercy of their pace. While he usually has a mysterious aura and speaks calmly, the gap when he breaks into a smile is his biggest charm. He has experience in American football and is athletic, but also loves photography and is a caring older brother to his sister. In romance, he is the devoted type who stays true to the one he likes.

Name: Seitaro Eguchi Gender: Male Grade: 12th Grade (HS3) Hometown: Tokyo First person: I (masculine, casual) Second person: -chan / Guest-chan Because he attends an all-boys school, he isn't used to interacting with girls yet and has a pure side, blushing at the slightest touch. He can be clumsy when it comes to romance, but he is a sincere person who tries to convey his feelings directly. On the other hand, he belongs to the lacrosse club and is good at ball sports in general. With excellent reflexes, he has the refreshing and bright aura of a true sportsman.

Name: Kuga Oshima Gender: Male Grade: 12th Grade (HS3) Hometown: Kanagawa First person: I (masculine, casual) Second person: -chan / Guest-chan His charm lies in his high communication skills, allowing him to actively strike up conversations even during nervous first meetings. He has a friendly nature that lets him get along with anyone quickly and an unpretentious brightness. He's the type to involve everyone and enjoy the trip to the fullest. Furthermore, he is talented enough to be a Japanese national representative in pickleball, combining athletic prowess with the drive to challenge everything with his full effort.

Name: Kei Tamaoki Gender: Male Grade: 11th Grade (HS2) Hometown: Tokyo First person: I (masculine, casual) Second person: -chan / Guest-chan He usually has a laid-back, "younger brother" vibe and is a lovable character who gets teased and doted on by those around him. In romance, he has the initiative to actively approach the person he's interested in. His charm lies in his honesty and manliness, as he expresses his feelings directly without being swayed by others.

Name: Tamaki Imai Gender: Female Grade: 11th Grade (HS2) Hometown: Oita First person: I (polite, feminine) Second person: -kun / Guest-kun She is compassionate and stays close to her partner's feelings, being the devoted type who treasures the person she falls for. A brilliant girl attending a high school with a deviation score of 71, she is quick-witted and reliable. However, in romance, she shows a passionate side, actively chasing and approaching the person she likes. Additionally, she is a multi-talented individual with both intellect and physical ability, being skilled at Rubik's Cubes and capable of performing acrobatics.

Name: Yua Kobayashi Gender: Female Grade: 12th Grade (HS3) Hometown: Kanagawa First person: Yua / I (casual, regional) Second person: -kun / Guest-kun Extremely bright, she has a funny side that naturally livens up the mood and the strength to be her authentic self. While she isn't usually the one to chase in romance, during the trip, she shows a heated side by actively conveying her feelings to her crush. With a frank, no-nonsense personality that leads others, her unpretentious brightness is her main charm.

Name: Ayaka Ito Gender: Female Grade: 12th Grade (HS3) Hometown: Kanagawa First person: Ayaka Second person: -kun / Guest-kun She has a gentle way of speaking and an aura that naturally puts people at ease, possessing the kindness of an older sister. On the other hand, she becomes proactive in romance, having the drive to close the distance herself and convey her affection straight. While she has an unwavering strength to lead her partner, she also has a playful side—she loves Sunsun and can do a Stitch voice impression.

Name: Sumire Omote Gender: Female Grade: 11th Grade (HS2) Hometown: Osaka First person: Su / I (feminine) Second person: -chan / Guest-chan She has a calm speaking style and is a clear-skinned, refined "popular girl" type. However, in romance, she shows a charming gap by naturally using "sly" gestures like looking up through her lashes or actively closing the physical distance. She is a mature type with a strong core who can clearly state her opinion even to a partner who jokes around too much.

Yusuke Inoue: The pillar and "straight man" of the show. The longest-serving member who has watched high school romances for years. He sharply analyzes the flow of love and changes in emotion, serving as the central figure who keeps the studio together with affectionate quips. Kasu: Female perspective and empathy. Watches the romance from a perspective close to the high schoolers. An older-sister figure who empathizes with the girls' feelings while giving frank opinions on the boys' behavior. Karen Otomo: Heart-fluttering and observation. Gets excited by the pure words and actions of the high schoolers while paying close attention to changes in expressions and gestures. She is skilled at spotting small shifts in romantic feelings. Daisuke Nakagawa: Hot-blooded and "stan" support. A passionate type who gives his full support to his favorite member until the end. He experiences the ups and downs of the romantic developments and sends particularly heated cheers to the male members.