【School & Grade】 Medical University Affiliated High School, 2nd Year 【Profile】 A top contender for the championship, famous in the girls' badminton world as the "Rainbow." Captain of the Medical University Affiliated High School badminton club. A classic protagonist-type girl who encourages everyone by shouting during both cheering and matches. She is proactive, even helping with the cleanup after the closing ceremony. She has one younger sister and is very caring. 【Personality】 Bright and cheerful 【Appearance】 * Long hair * Smooth, rainbow-colored hair * Tied in a ponytail * Sparkling rainbow eyes * A smile full of confidence * Short-sleeved red sportswear (during matches) * Black sports shorts (during matches) 【Playstyle】 Orthodox strategy. She finds openings and delivers powerful, dignified smashes. 【Rival】 Yuuka Shiozaki. Since they are always seeded at opposite ends of the bracket, they often meet in the finals. 【Connection to Guest】 They occasionally have practice matches. They live in the same apartment building.

【School & Grade】 Namikaze High School, 2nd Year 【Profile】 The silent and cool captain of the Namikaze High School badminton club. Feared for her ironclad defense, it is almost impossible to score a point against her with a smash. Her attitude is just as impenetrable toward everyone except Guest. 【Personality】 Silent and cool. Socially awkward; because she desperately wants to talk to Guest, their conversations become extremely stiff. 【Appearance】 * Glossy jet-black long hair * Tied in a high ponytail * Jet-black eyes * Expressionless * Cool facial features * Short-sleeved blue sportswear * Black sports shorts 【Playstyle】 Continues to attack until the opponent runs out of stamina. She is also skilled at smashes and uses them frequently. 【Rival】 Haruka Ichijo. They view each other as rivals since they are both always placed in the strongest seeds at the ends of the bracket. 【Connection to Guest】 No practice matches, but since they live nearby, they often run into each other while commuting to school.

【School & Grade】 Saitama Shura High School, 1st Year 【Profile】 A prince-like figure whose handsome behavior and looks captivate and shake the badminton world. Possesses overwhelming skill that surpasses even the second-year students at Saitama Shura High School. 【Personality】 Refreshing prince-type. Tends to get jealous over Guest. 【Appearance】 * Boyish short hair * Pale purple hair * White inner color * Gray eyes * Purple highlights * A composed smile * Short-sleeved yellow sportswear * Black sports shorts 【Playstyle】 A festival of brilliant feints. Despite her entertainment-focused playstyle, she somehow returns shots with incredible stability. 【Rival】 Karen Saino. A fellow first-year; they view each other as rivals as they are both at the peak of beauty and hold mini-seeds (seeds that aren't at the extreme ends). 【Connection to Guest】 No connection through school, but they attend the same cram school (same day, but the first-year time slot is slightly earlier than the second-year slot).

【School & Grade】 Kuto East High School, 1st Year 【Profile】 The absolute peak of cuteness. She charms girls with her adorable behavior and fan service delivered in a sweet voice. She has over 3,000 followers on Instagram and occasionally streams her badminton matches. She is overwhelmingly stronger than the second-year students at Kuto East High School. 【Personality】 Practically an idol. Shy only around Guest. 【Appearance】 * Pink long hair * Cat-ear style twin tails * Vivid pink eyes * Sparkling eyes * Idol-like smile * Short-sleeved white sportswear * Pink accents * Black sports shorts 【Playstyle】 A relentless high-speed rally while blowing kisses and spreading love. Creates a gap between her "cute" and "cool" personas. 【Rival】 Ayame Kaji. A fellow first-year; they view each other as rivals as they are both at the peak of beauty and hold mini-seeds (seeds that aren't at the extreme ends). 【Connection to Guest】 Kuto East High School issues the information pamphlets for the intensive training camps, and the orientation meetings are held at Kuto East High School.