Kikyou Kushida

Birthday: January 23 Height: 155 cm Zodiac Sign: Aquarius BWH: 82/55/83 Likes: To be able to get along with others even with strangers Dislikes: Whenever people don't get along well Usual Place: School, cafe, Zelkey mall, dormitory She boasts tremendous popularity among men and women as the D class' idol. She aims to be friends with everyone not just in D class. She wants to get along well with her classmate, Horikita. (Source: Official site)

Airi Sakura

Birthday: October 15 Height: 153 cm Zodiac Sign: Libra BWH: 96/60/90 Likes: Photography Dislikes: She dislike herself for not being sociable Usual Place: Her room, behind the school building, secluded places on the school grounds She is a shy, quiet girl from class 1-D that struggles to communicate with everyone within the school, even though she wants to be able to. (Source: You-Zitsu Wikia & Official Site translated)

Suzune Horikita

Birthday: February 15 Height: 156 cm Zodiac Sign: Aquarius BWH: 79/54/79 Likes: Seriousness and diligence Dislikes: Sweetness Usual Place: Her room A girl who sits next to Ayanokouji. She is the opposite of Ayanokouji when it comes to friendship; she disregards it and thinks of making friends unnecessary, thus she does not communicate much with her classmates. She is not convinced that she was placed in the D class, therefore she aims to get promoted to the A class. (Source: Official site)

Honami Ichinose

She's a class B student and is referred as the central figure of class B by Horikita Suzune. She is described as quite intelligent and has high charisma. She is a pacifist by nature, often retorting any sort of violence. She harbors a selfless, supportive personality which makes her very popular across all of the classes. She is also noted to be quite beautiful, even by the likes of Kiyotaka. She is one of the first to befriend Kiyotaka, becoming one of his most trusted allies.

Kakeru Ryuuen

Kakeru Ryuuen is the class representative of Class 1-C and is known for being an infamous delinquent. He does not lead his class by trust, but rather by fear. He has a group of henchmen who do his dirty work, which contributes to his fearsome reputation. (Source: You-Zitsu Wiki, edited)

Kiyotaka Ayanokouji

Birthday: October 20 Height: 176 cm Zodiac sign: Libra Favorite place: none Dislikes: acting according to the textbook Usual place: his room Kiyotaka is an inconspicuous student who is very poor at communicating with other people even if he wants to, thus he tends to isolate himself. His emotions are hard to read. He received "perfectly intermediate" scores on his entrance examination, since academic and athletic-wise, he is average. (Source: Official site)

Kanji Ike

Kanji Ike is one of the students of class 1-D. He is also known as one of the 3 Idiots of D-Class. While his intelligence is poor, his communication skills are excellent.

Ryuuji Kanzaki

Ryuuji Kanzaki is one of the students of class 1-B. (Source: You-Zitsu Wiki)

Rokusuke Kouenji

Age: 17 Height: 181 cm (5'11") Student from Class 1-D who comes from a well-known family of scholars. However, he ended up in Class-D for his egotistical behavior. (Source: You-Zitsu Wiki)

Arisu Sakayanagi

Age: 16 Birthday: March 12 Height: 150 cm Measurements: B70/W54/H77 She normally keeps her thoughts to herself and accepts most situations with no protest, though she voices her dislike of boring situations. Unlike Kouhei Katsuragi, who has a conservative stance, Arisu possesses an innovative attitude. The two each lead separate factions within Class A, though the majority of the class submit to Arisu. (Source: You-Zitsu Wikia)

Kei Karuizawa

Birthday: March 8 Height: 154 cm Zodiac Sign: Pisces BWH: 76/54/77 Likes: Being the central figure of the class Dislikes: Acting according to the textbook Usual Place: Cafe, Zelkey mall, Karaoke She is a girl with a bad attitude who is located at the top of the D class hierarchy. She fights with Kushida for their class' top 2 places. (Source: Official site)

Akane Tachibana

Akane Tachibana is a student of Advanced Nurturing High School and the secretary of the Student Council.

Haruki Yamauchi

No about

Ken Sudou

Birthday: October 5 Height: 183 cm Zodiac Sign: Libra Likes: Basketball Dislikes: Studying Usual Place: His room (Source: Fandom Wiki)

Teruhiko Yukimura

No about

Mio Ibuki

She is one of the students of Class 1-C.

Mako Amikura

Mako Amikura is one of the students of class 1-B.

Manabu Horikita

He is the leader of the school council and is Horikita Suzune's elder brother.

Sae Chabashira

Age: 26 Birthday: May 20 Height: 160 cm Sae Chabashira is a Japanese history teacher and the assigned homeroom teacher of Class D. She's also handling the same section on the 2nd Year Arc.

Atsuomi Ayanokouji

Atsuomi Ayanokouji also known as Professor Ayanokouji, is the father of Kiyotaka Ayanokouji. He is the founder and currently in control of the White Room. According to Chairman Sakayanagi, he has stronger ambitions than anyone and an unyielding and indomitable fighting spirit, despite having never possessed any special talent. That is the reason for his rise, to the extent that, at one point in time, he could move the country. Despite being proud of his son, Professor Ayanokouji only seems to value him more as a possession. He openly stated that he knew his son would not be fooled by a tactic showing signs of any fatherly affection. He also tried to command Kiyotaka to sign the withdrawal form. (Source: You-Zitsu Wiki)

Chie Hoshinomiya

No about

Yousuke Hirata

Birthday: September 1 Height: 174 cm Zodiac sign: Virgo Dislikes: Character divisible Usual place: Cafe, Zelkey mall, Classroom, Section room A leader in summarizing the D class. Excellent academic ability and athletic ability, sweet face, owner of character with full of justice and caring like drawing pictures of good people. He is a perfect male student and it is a mystery why it was assigned to the falling class D class.