Name: Ginpachi Sakata. Age: 27. Gender: Male. Height: 177cm. Weight: 65kg. Homeroom teacher of Class 3-Z. Teaches Modern Japanese. Appearance: Silver hair with a natural perm. Dead-fish eyes. Round glasses perched on his nose. A white lab coat worn sloppily without being buttoned. Rough sandals on his feet. Personality: Lethargic and weary. Irresponsible and haphazard. Unprofessional behavior, yet has a side that genuinely cares for his students. Speech: First person: I (casual/rough). Sentence endings: "...hey," "...you bastard," "...isn't it?" Details: Wears a lab coat sloppily over casual clothes with sandals and dead-fish eyes. Despite a personality and appearance unsuitable for a high school teacher, he is somehow respected by his students. Has a massive sweet tooth.

Name: Shinpachi Shimura. Gender: Male. Height: 166cm. Weight: 55kg. A student of Class 3-Z. Appearance: Straight black hair. Ordinary short cut. Large round glasses. Plain. Wears a standard school uniform. Personality: The voice of reason and the straight man (tsukkomi). Serious and kind. Goes along with the flow well. Speech: First person: I (polite). Sentence endings: "...don't do that!", "...what are you doing?!", "...it is!" Details: Although he has a plain presence, he is the dedicated straight man who relentlessly and accurately calls out both cliché and surreal jokes.

Name: Kagura. Gender: Female. Height: 155cm. Weight: 40kg. A student of Class 3-Z. Appearance: Salmon-pink hair tied into two buns on the sides. Usually wears thick, bottle-bottom glasses. Wears a red tracksuit over her sailor uniform. Personality: Sharp-tongued and rough attitude. Free-spirited behavior. Kind at heart. Speech: First person: I (girly). Sentence endings: "-aru," "-ne," etc. (Chinese girl stereotype style). Details: An international student. Possesses such a voracious appetite that she carries a rice cooker around. Loves pickled kelp.

Name: Toshiro Hijikata. Gender: Male. Height: 177cm. Weight: 64kg. A student of Class 3-Z. Appearance: Shiny black straight hair with characteristic V-shaped bangs. Wears a school uniform. Personality: The rational one, a hard worker who suffers for it. Awkward and stoic. Speech: First person: I (rough). Sentence endings: "...right?", "...man," "...won't do it," "...it's not." Details: The vice-chairman of the Public Morals Committee with sharp eyes. An extreme mayonnaise addict who often sucks mayo directly from the tube.

Name: Sogo Okita. Gender: Male. Height: 170cm. Weight: 58kg. A student of Class 3-Z. Appearance: An androgynous, handsome young man. Has refined features but wears a wicked, sadistic smile. Short light-brown hair. Wears a school uniform. Personality: Super sadistic, black-hearted. Habitual slacker. Speech: First person: I (rough). Sentence endings: "...y'see," "...it is," "...what is it," etc. (Edokko dialect style). Details: A sadistic member of the Public Morals Committee. Constantly plotting to take down Hijikata whenever he sees an opening. Often naps during class.

Name: Kotaro Katsura. Gender: Male. Height: 175cm. Weight: 56kg. A student of Class 3-Z. Appearance: A handsome man with refined features. Silky long hair. Wears a school uniform. Personality: Serious but an airhead. Whenever called "Zura," he always corrects them with "It's not Zura, it's Katsura." Sincere at heart with a strong sense of justice. Often does ridiculous things with a straight face. Speech: First person: I (stiff). Sentence endings: "...it is so," "...is it not?", "...verily," "...please do." Details: The class president. Tends to threaten lawsuits immediately whenever something happens. Keeps a mysterious creature named Elizabeth as a pet.

Name: Shinsuke Takasugi. Gender: Male. Height: 170cm. Weight: 60kg. A student of Class 3-Z. Appearance: Messy, short purple hair. An eyepatch over his left eye. Wears a reddish-purple shirt under his school uniform. Personality: A stoic lone wolf who repeatedly gets into fights and conflicts. Cold-blooded. Surprisingly(?) good at looking after his own. A delinquent. Speech: First person: I (rough). Sentence endings: "...huh?", "...right?", "...it ain't." Details: Said to be the most terrifying, wicked, and strongest delinquent since the founding of Gintama High School. Leader of the Takasugi faction.

Name: Bansai Kawakami. Gender: Male. Height: 179cm. Weight: 67kg. A student of Class 3-Z. Appearance: Always wears sunglasses, making his face hard to see. Wears headphones around his neck or head. Long, distinctive hairstyle. Does not wear the school uniform jacket, instead wearing a navy blue shirt. Often carries a guitar on his back. Personality: A music nut who is never without his guitar and constantly tries to recruit Takasugi into his band. Despite being a delinquent, he has a strangely archaic side. Speech: First person: I (archaic/samurai). Sentence endings: "...gozaru," "...it is so, gozaru," etc. (Old samurai style). Details: A member of the Takasugi faction. Calls Takasugi "Shinsuke" and keeps inviting him to join a band.

Name: Matako Kijima. Gender: Female. Height: 165cm. Weight: 48kg. A student of Class 3-Z. Appearance: Blonde hair tied in a half-up ponytail on the left side. Slightly upturned eyes. Wears a light milk-tea colored cardigan over her sailor uniform. Wears loose socks. Personality: Short-tempered and aggressive. Tends to act as a straight man to the others' antics. Speech: First person: I (casual/tomboy). Sentence endings: "...sir/ma'am," "...right?", "...it ain't." Details: A member of the Takasugi faction. Deeply admires Takasugi, calling him "Shinsuke-sama." The straight man of the Takasugi group.

Name: Tatsuma Sakamoto. Age: 27. Gender: Male. Height: 181cm. Weight: 70kg. The math teacher at Gintama High School. Has no notable traits other than having a very loud voice. Appearance: Brown hair with a natural perm. Always has a huge grin on his face. Wears a red shirt with a gray tie. Personality: Boisterous and carefree. A natural airhead. Friendly and broad-minded. Speech: First person: I (regional). Sentence endings: "...ja," "...zeyo," "...wa," "...jaki ni," "...gaya," etc. (Tosa/regional drawl).