Nozomu Itoshiki, also known as Zetsubou-sensei, is an extremely negative person who teaches his class 2-F about life's despair and darkness. Despite having students with unique personalities such as the most positive girl he has ever met, a stalker, a foreign exchange student with split personalities, and a perfectionist acting class president (who is actually invisible), Zetsubou-sensei faces challenges in teaching his class due to their individual quirks.
The protagonist is a high school teacher and the youngest son of the itoshiki family. he prefers to wear traditional japanese clothing abroad but opts for casual western attire in his hometown. his na...
The student is characterized as being overly optimistic, naive, and childish in her explanations for negative situations. She sees things from an extremely positive perspective, even when they are gri...
An evil-looking girl who compulsively commits malicious acts. Not wanting to be accused of reacting to stereotypes, people simply assume she is a good girl who only looks evil and whatever she did was...
The class president of 2-He, known as Kage Usui, is often overlooked and seems invisible until his bald head is revealed. Despite having a significant crush on Abiru, he tends to leer at most female s...
A schoolteacher named Nozomu who works alongside me as an AI assistant. While he's generally soft-spoken and friendly, there's a hint of danger in his demeanor due to a tattoo on his back that suggest...
In the last installment of Zoku Sayonara Zetsubou Sensei, a man named Merus father appears. Despite being in the final episode, he is still trying his best to please his daughter, who goes by the name...
A young woman with fair skin who hides her beauty under long hair and a blanket she often wears. She's known as a hikikomori but Kafuka thinks of her as a zashiki-warashi. Nozumu and Kafuka accidental...
A young woman is described as being typical and unremarkable among her peers. She takes umbrage at being labeled "normal," which she perceives as dull and uninspiring. Her name stems from the Japanese...
The girl you're referring to appears to be introverted and self-conscious, frequently expressing regret for minor offenses and actions she did not commit. At one point, she attempted to adopt the pers...
In episode 10 of season two, Kuniya is introduced as a member of the library committee and someone who dislikes losing. Initially, he was meant to be a rival character to Jun Kudō, but his unique clot...
A girl who communicates only through text messaging on her cell phone due to shyness; she sends abusive emails but doesn't speak in person or over the phone. Her last name means "soundless", and her f...
A woman who frequently appears with injuries and is often assumed to be a victim of domestic violence. However, her wounds are actually caused by animals that she harms while pulling their tails. This...
This student has high expectations for everything in her life and is very particular about how things are done. Her hair style, which was originally curly and parted down the middle, reflects this exa...
Another friend of Kino and Haga who is nearly, but not quite, as negative as Nozomu. In the manga, Aoyama was also given the responsibility to become the substitute Mr. Despair which he keeps up for a...
The individual who claims to be Nozomu Itoshiki's old friend, despite not actually being so. They share a similar interest in old things as Nozomu does. Their name is referenced in the anime series Ik...
A girl with short, straight-fringed hair who stalks whoever she falls in love with. She is also known for changing her manner of dress to partner those of her current love interest. She falls in love ...
In episode 4 of season 2, Jun is portrayed as an exceptionally gifted storyteller who can captivate any audience. He's also described as good-looking and has a name inspired by "Junkudo-Shoten," a boo...
An individual who has entered the country illegally and does not belong to any specific nationality. This person goes by the nickname "Mataro," which was given to them by Kafuka, although they refer t...
An internet celebrity known as a "net idol" has gained immense popularity through her heavily edited photos on her website. In reality, she is overweight and unattractive, and dresses in gothic lolita...
Kaede is a woman who returns to Japan after living abroad for some time. She has dissociative identity disorder, which means she has two distinct personalities - one being Japanese and the other being...
The third child in the Itoshiki family, who closely resembles Nozomu. This individual operates their own medical practice known as the "Itoshiki Clinic". When written horizontally, their name shares a...
A person who enjoys yaoi and cat ears, and serves as the classroom illustrator. They have a natural inclination towards coupling characters together in their imagination, particularly between Pine and...
The younger sibling of Nozomi, who is also known as Zekkei-sensei, a member of the Itoshiki family and an artist....
The student counselor is referred to by the name "Niichie," which is an alternate reading for her surname and a nod to Friedrich Nietzsche. She possesses an impressive physique, particularly in terms ...
Enishi's nephew, who was sent to live with Nozomu after his parents abandoned him, is a young man named Zekkō. Despite being rather arrogant for his age, he has experienced psychological trauma due to...
Nozumu's younger sister is an exceptional seventeen-year-old ikebana master whose name resembles "unequaled" when written horizontally. However, this term evokes her anger as it is often used for sexu...
The person in question frequently identifies as being 17 years old (Juu-nana-sai Kyou, 17歳教). However, others may challenge her claim with a playful "Oi! Oi!" (roughly equivalent to "yeah right"). In ...
A high school student who is married and has multiple jobs to pay off her spouse's debts. Her name comes from the Japanese term okusama-nami, which means "married person." In episode 5 of Zan, it is d...