Why the Hell are You Here, Teacher!?

Each volume features different pairs of female teachers and their male students as they inevitably end up in awkward, embarrassing situations as they gradually become couples. An anime television series adaptation by Tear Studio aired from April to June 2019.

High school student Ichiro Sato keeps finding himself in embarrassingly erotic predicaments with Kana Kojima, a young teacher who has a reputation of being a demon to her students. Later volumes introduce more male students paired with female teachers in similar circumstances.

Kana Kojima (児嶋 加奈, Kojima Kana) Voiced by: Sumire Uesaka (Japanese); Maggie Flecknoe (English) A high school Japanese language teacher at Kawanuma West (川沼西高校) who is nicknamed "Kojima the Demon" (鬼の児嶋, oni no kojima) because of her combustible temper. But when she is close to Ichirō Satō, she is shy and clumsy, and they end up in a number of unseemly erotic situations. It is revealed that she is from the same home town as Sato's mother.Ch. 4 As a high school student, she was shy and wore glasses, but was encouraged by Sato to become a teacher.Ch. 7 Later on, she and Sato are a couple.Ch. 11 A bonus chapter in the first volume shows that she visits him often while he is in college.Ch. 10.5 She and Ichiro later get engaged and are living together. Mayu Matsukaze (松風 真由, Matsukaze Mayu) Voiced by: Yūko Gotō (Japanese); Melody Spade (English) Kawanuma West art teacher and student council adviser. Though she is very petite she is also exceptionally well-endowed and styles her hair in braids. She is well-liked by the students who call her "Lady Matsukaze" (聖母松風, Seibo Matsukaze) as she is kind and gentle.Vol. 2 Like Kojima, she becomes really clumsy and air-headed when she is around the guy she likes, which would be Rin Suzuki, who helped her in the past when she was trying to get to her teacher certification exam on time.Vol. 2 Hikari Hazakura (葉桜 ひかり, Hazakura Hikari) Voiced by: Shizuka Ishigami (Japanese); Monica Rial (English) A physical education teacher from Kawanuma East. She is tomboyish, mischievous and free-spirited, and is liked by her students. She advises the student council and coaches the swim team. She acts very casual around Takashi, and genuinely cares about him. They eventually start dating.Vol. 3 Chizuru Tachibana (立花 千鶴, Tachibana Chizuru) Voiced by: Nozomi Yamamoto (Japanese); Amber Lee Connors (English) The Kawanuma East school nurse. She has light grey hair. Her nickname is "Absolute Zero" Tachibana (絶対零度の立花, zettaireido no Tachibana) for her cold and expressionless attitude towards the students. Initially wanting to relate better with students in general, she takes a liking to Ko Tanaka, and has no issue with changing her clothes in front of him. She eventually accepts his confession and they lose their virginity to one another in a love hotel in the bonus chapter.Vol. 4 She and Tanaka eventually marry and have a daughter. Francesca Homura (ホムラ・フランチェスカ, Homura Furanchesuka) A new assistant language teacher at Kawanuma West. She is 15 years old and a former schoolmate of Saya and Yorito. She had skipped a few grades, studied abroad and graduated from university, and returned to Japan. She likes Yorito and hopes to win his affections.Vol. 5 Izumi Inokawa (猪川泉, Inokawa Izumi) A geography and history teacher at Asaoka Private Senior High, she is a petite woman with long dark hair who is known as a "stalker ghost" for appearing suddenly near students and revealing their personal information, which she studied so she could become closer to her students.Vol. 6 Sakura Okamoto (岡本桜花, Okamoto Sakura) A young woman who is a prominent member of a Japanese idol girl group called Natadeko Musume (ナタデコ娘). She and Yamato are childhood friends who Yamato calls her Sakura-nee-chan. She is secretly a very serious person who studies all the time, and becomes a student teacher at Asaoka High under the name Ouka Okamoto and wears glasses and has plain black hair.Vol. 7

Saki Sato (佐藤 咲, Sato Saki) Voiced by: Hitomi Nabatame (Japanese); Jackie Bernard (English) Ichiro's mother & Kana's childhood friend. Shio Sato (佐藤 詩緒, Sato Shio) Voiced by: Hiyori Nitta (Japanese); Kalin Coates (English) Ichiro's younger sister. Takeru Inokawa (猪川タケル, Inokawa Takeru) Izumi's younger brother.

Manga author Soborou first published a series of one-shots titled Golden Times (ゴールデンタイムズ, Gōruden Taimuzu) in Kodansha's seinen manga magazine Weekly Young Magazine from October 10, 2015, to July 11, 2016; the title was later changed to Why the Hell Are You Here, Teacher!?, and six installments were published in the same magazine from October 17 to November 21, 2016. The serialization started in the same magazine on April 24, 2017. In August 2020, it was announced that the manga would go on hiatus due to the author's illness starting to worsen; the series resumed after a four-year hiatus on August 19, 2024, and finished on October 21 of the same year. Kodansha collected its chapters in 12 tankōbon volumes, released from January 6, 2017, to January 6, 2025. In June 2020, it was announced that BookWalker Global partnered with Kodansha USA to publish the series in English, with the first three volumes released digitally on July 14, 2020.

An anime television series adaptation was announced in the 44th issue of Weekly Young Magazine on October 1, 2018. The series was directed by Toshikatsu Tokoro and animated by Tear Studio. Character designs for the series were done by Kazuhiko Tamura. Yūki Takabayashi and Yuri Fujimaru handled the series composition, while Hiraku Kaneko served as chief director and Gin composed the music. The series aired from April 8 to June 24, 2019, on Tokyo MX, BS11, and AT-X. Sumire Uesaka performed the series' opening theme song "Bon Kyu— Bon wa Kare no Mono" (ボン♡キュッ♡ボンは彼のモノ♡). The series' ending theme is "Ringo-iro Memories" (りんご色メモリーズ), with Uesaka, Yūko Gotō, Shizuka Ishigami, and Nozomi Yamamoto each performing a version as their respective characters. Sentai Filmworks licensed the series for worldwide regions, excluding Asia. The series ran for 12 episodes. An unaired episode was included in the anime's Blu-ray box, which was released on December 11, 2019. On July 6, 2019, Sentai announced that they were producing a dub for the series.