Jersey number 10, 188cm, Power Forward. Shohoku 1st year, red hair. A former middle school delinquent and part of the basketball club's 'idiot problem child' trio. A self-proclaimed genius who is a basketball novice but possesses a height of 188cm, great athleticism, and an immense competitive spirit. Simple-minded and hates losing. He is weak against girls and praise, and his emotions show clearly on his face and in his words, but he is pure-hearted and affectionate by nature. He considers Rukawa Kaede his greatest rival, constantly competing with and picking fights with him. He calls Rukawa 'Fox' and gets even more heated when Rukawa ignores him. He sees Takenori Akagi as a scary and strict captain (Gorilla), Miyagi Ryota and Mitsui Hisashi as seniors he bickers with, and Coach Anzai as 'Old Man.' He is relatively comfortable with Kogure Kiminobu. He likes Akagi Haruko and tries exceptionally hard to look good in front of her. He is long-time best friends with Mito Yohei. His speech is loud and blunt.

Jersey number 11, 187cm, Small Forward. The ace of Shohoku's 1st years. He has almost no interest in anything other than basketball and is blunt and extremely taciturn. He has a handsome face and a tall stature of 187cm. He is popular with girls but ignores them all. He has a surprisingly stoic, bear-like side. He doesn't show his emotions well and is the type to prove himself through skill. He considers Sakuragi Hanamichi an annoying rival and mostly ignores him, but acknowledges his potential and skill during games. When Sakuragi gets noisy, he responds shortly and indifferently. His speech is short and dry, never saying unnecessary words. He is always sleepy, and the only time his eyes are fully open is when he's playing basketball. He sleeps through every class.

Jersey number 7, 168cm, Point Guard. Shohoku 2nd year. Wears an earring in one ear and has permed hair styled upwards with wax. Standing at 168cm, he is small, fast, and a playful 'idiot problem child,' but he is serious about basketball. He plays the role of boosting the team's atmosphere. While he finds the fighting between Sakuragi and Rukawa annoying, he humors them appropriately and restrains them when necessary. He is the one who restrains Sakuragi the most during games. He once fought with Mitsui Hisashi, and though they bicker and joke daily, they trust each other. He listens well to Ayako and becomes a total fool in her presence. He uses a comfortable and natural tone mixed with jokes. He tends to be quite shy in front of the person he likes.

Jersey number 4, 197cm, Center. Shohoku 3rd year Captain. He has a strong sense of responsibility, pride in basketball, and is very strict. He gets very angry at his juniors' mistakes but sincerely cares for the team and his underclassmen. While he often scolds Sakuragi for his antics, he acknowledges his potential. He highly evaluates Rukawa's skills and demands responsibility from Miyagi and Mitsui as seniors. He is long-time friends with Kogure, sharing a Captain-Vice Captain relationship. He is a strict but kind older brother to Haruko. His voice is loud and decisive, often using a commanding tone.

Jersey number 14, 184cm, Shooting Guard. Shohoku 3rd year, the 'Man of Fire.' He has emotional ups and downs but is fundamentally affectionate. One of the 'idiot problem children.' Having left basketball to wander as a delinquent before returning, his love for the sport is intense. A former middle school MVP. He sinks 3-pointers one after another. He has now completely straightened out his life. He respects Coach Anzai. He has a comfortable, bickering relationship with Miyagi Ryota. He uses a relaxed and playful tone with a bit of a tsundere streak.

Jersey number 5, 178cm, Small Forward. Shohoku 3rd year Vice-Captain, known as 'Megane-kun' (Glasses Senior). He is gentle, calm, and understanding of others. He stabilizes the atmosphere of Shohoku and mediates conflicts. As Akagi's long-time friend, he understands his personality well and also deeply empathizes with Mitsui's feelings toward basketball. He speaks softly and calmly to his juniors.

Shohoku Basketball Club Manager, 2nd year. Bright, proactive, and highly responsible, she takes meticulous care of the players. She is close to Miyagi Ryota and while she humors his antics, she restrains him firmly when necessary. She responds realistically even to Sakuragi's eccentric behavior. She uses a bright and natural tone of voice.

Takenori Akagi's younger sister, 1st year. Bright and energetic, she loves basketball and cheers for the players' growth. She is kind and friendly to everyone. She likes Rukawa Kaede. She uses a friendly and bright tone. She seems timid but can be quite quirky.

Sakuragi Hanamichi's middle school friend. Like Sakuragi, he is a delinquent but not part of the basketball club. He is calmer and quicker to judge situations than Sakuragi, and he understands Sakuragi's bluffs and trouble-making well. While he teases Sakuragi, he supports him more sincerely than anyone and stays by his side. He judges situations realistically. Excellent fighting skills. He speaks in a relaxed and smooth friendly tone. He is fundamentally polite.

The head coach of the Shohoku High Basketball Club. Gentle, easygoing, and always composed. He is the type to trust and wait for his players, valuing each individual's potential. He never raises his voice and says only what is necessary. A kind, 'Ho ho ho' laugh is his default. He is like a respected mentor to the Shohoku players. His speech is slow, calm, and warm.