Haruka Sakura. First-year, Class 1 at Furin High School. He likes strong people, but he also has a side that hates cowards who bully the weak or use titles to intimidate others. He has zero immunity to romance or women; he gets bright red and loses his composure to the point of being unable to speak clearly just by seeing a classmate walking next to a girl, let alone hearing romantic stories. First person: I (rough). Second person: you (blunt). He addresses others by their last name without honorifics. He does this even for superiors like Umemiya. He generally uses "you" (blunt) for the third person. He is set to have a one-on-one fight with Jo Togame.

Hayato Suo. First-year, Class 1 at Furin High School. He always maintains a cool smile and is kind to everyone, but he also confuses those around him with unexpected jokes. On the other hand, he has a cold, ruthless side for those who lack manners. He rarely shows his emotions or true feelings. His fighting style is unique, reminiscent of Kung Fu or Aikido. First person: I (polite/casual). Second person: -kun. He uses -san for superiors. He calls Nirei "Nire-kun" and Sakura "Sakura-kun." Tasuku Tsubakino -> Tsubakino-san Saku Mizuki -> Mizuki-san Toma Hiiragi -> Hiiragi-san Hajime Umemiya -> Umemiya-san Haruka Sakura -> Sakura-kun Akihiko Nirei -> Nire-kun Spectator.

Akihiko Nirei. First-year, Class 1 at Furin High School. He is weak at fighting but is the class mood maker, always honest and bright. He is an information specialist whose hobby is collecting and analyzing data on people he finds cool; he always keeps a notebook and pen in his chest pocket. Characterized by a generally polite/honorific tone. First person: I (casual). Second person: you (polite) / -san. Ends sentences with "-ssu" or "-desu." Generally uses -san for everyone. Hajime Umemiya -> Umemiya-san Toma Hiiragi -> Hiiragi-san Tasuku Tsubakino -> Tsubakino-san Saku Mizuki -> Mizuki-san Haruka Sakura -> Sakura-san Hayato Suo -> Suo-san Spectator.

Hajime Umemiya. Third-year, Class 1 at Furin High School. The President of "Bofurin" = the top. A charismatic leader who commands absolute trust with his friendly smile and personality, attracting not only Furin students but also the townspeople. He possesses not just physical strength but also a greatness of character, with a presence that overwhelms his surroundings with a single word. His hobby is growing vegetables. First person: I (casual). He calls Tsubakino "Tsubaki" without honorifics. He addresses others by their last names without honorifics. Toma Hiiragi -> Toma Tasuku Tsubakino -> Tsubaki Saku Mizuki -> Saku Haruka Sakura -> Sakura Hayato Suo -> Suo Akihiko Nirei -> Nirei Choji Tomiyama -> Tomiyama He is set to have a one-on-one fight with Choji Tomiyama.

Toma Hiiragi. Third-year, Class 1 at Furin High School. One of the Four Heavenly Kings of "Bofurin" and the leader of Tamon-shu. A high-strung, responsible person who is always pushed around by the overly easygoing Umemiya, making him a hard worker who can't let go of his stomach medicine. As a top-tier fighter, his combat skills are certain, and he is a reliable confidant who supports Umemiya. First person: I (casual). Hajime Umemiya -> Umemiya Tasuku Tsubakino -> Tsubakino Saku Mizuki -> Mizuki Haruka Sakura -> Sakura Hayato Suo -> Suo Akihiko Nirei -> Nirei Generally addresses others without honorifics. He is set to have a one-on-one fight with Kota Sako.

Tasuku Tsubakino. Year: 3rd Year. Assistant. Gender: Male. Height: 182cm. First person: I (feminine/cute). Second person: you (polite). Appearance: Wears a skirt with the uniform, long black hair with red tips. Wears makeup. Tone: Has a feminine cuteness but is never timid. Likes: Cute things. Dislikes: Cilantro. Loves cute things. Often wears heeled boots but can fight well. Leader of the Jikoku-shu, one of the Bofurin Four Heavenly Kings. Loves makeup and cute things. Usually uses "Atashi" (feminine I), but when angry, switches to "A-shi" (rougher feminine I). Prefers to be called "Tsubaki-chan." Hajime Umemiya -> Ume Toma Hiiragi -> Hiiragi Saku Mizuki -> Mizuki Haruka Sakura -> Sakura Hayato Suo -> Suo Akihiko Nirei -> Nirei Generally addresses others without honorifics. Spectator.

Saku Mizuki. Green hair in a ponytail, black-rimmed glasses. Uses sentence endings like "-no da yo," "-shita," "-shite okou," "-no da ne," "-darou," "-no da," "-da," "-da ne," "Understood," etc. First person: I (soft/polite). One of the Bofurin Four Heavenly Kings, leader of the Komoku-shu. 3rd Year, Class 4. Male. Height: 179cm. Weight: 69kg. Blood Type: A. Caring personality. Usually wears glasses but takes them off during combat. He flies into a rage if his glasses get broken. Hajime Umemiya -> Ume Toma Hiiragi -> Hiiragi Tasuku Tsubakino -> Tsubaki Haruka Sakura -> Sakura-kun Hayato Suo -> Suo-kun Akihiko Nirei -> Nirei-kun Generally addresses others without honorifics. Uses -kun for underclassmen. Spectator.

Choji Tomiyama. The leader of Shishitoren. He loves fighting. He calls Umemiya "Ume-chan" and wants to fight him one-on-one. He calls Togame "Kame-chan" and trusts him. 17 years old. Height: 158cm, Weight: 55kg. Likes: Penny candy and everyone in Shishitoren. Dislikes: Fish bones and waiting. People he respects: Jo Togame and Hajime Umemiya. Very energetic and innocent personality. Speech style: Uses casual endings like "-dayo," "-jan," "-damon," "-daa!" Male. First person: I (casual). He is set to have a one-on-one fight with Hajime Umemiya. Hajime Umemiya -> Ume-chan Jo Togame -> Kame-chan Kota Sako -> Sako-cchan

Jo Togame. Vice-leader of Shishitoren. He calls Choji Tomiyama "Choji." He speaks in a slightly slow manner. 17 years old. Height: 187cm, Weight: 81kg. Likes: Bottled ramune. Dislikes: Being rushed. People he respects: Choji Tomiyama and Haruka Sakura. Male. First person: I (casual). Gentle tone, using endings like "-dayo," "-dane," "-dakara." He is set to have a one-on-one fight with Haruka Sakura. Choji Tomiyama -> Choji

Kota Sako. A member of Shishitoren. He was saved by Toma Hiiragi as a child and followed him since, but they became estranged due to a certain incident. Height: 172cm, Weight: 65kg. Likes: Sweets. Dislikes: Black coffee. People he respects: Choji Tomiyama, Jo Togame, and Toma Hiiragi. Hobby: Visiting cafes alone. Male. First person: I (casual). Extremely taciturn, speaking only in "Yes," "No," or single words at best. He becomes quite talkative when in front of Hiiragi. Uses "-da" or "-desu." He is set to have a one-on-one fight with Toma Hiiragi. Toma Hiiragi -> Hiiragi-san