I've Been Killing Slimes for 300 Years and Maxed Out My Level

I've Been Killing Slimes for 300 Years and Maxed Out My Level (スライム倒して300年、知らないうちにレベルMAXになってました, Suraimu Taoshite 300-nen, Shiranai Uchi ni Reberu Makkusu ni Nattemashita) is a Japanese light novel series written by Kisetsu Morita and illustrated by Benio. It was serialized online since 2016 on the user-generated novel publishing website Shōsetsuka ni Narō and, in the following year, it was acquired by SB Creative, who published the first light novel volume in 2017. The light novel has been licensed in North America by Yen Press, who published the first volume in April 2018. It has received a manga adaptation by Yūsuke Shiba in the same year as its debut of the light novel in Square Enix's Gangan Online website, also licensed by Yen Press. An anime television series adaptation by Revoroot aired from April to June 2021. A second season has been announced. The series has also spawned various spin-off novels.

Slime Taoshite 300-nen, Shiranai Uchi ni Level Max ni Nattemashita has been published in English as I've Been Killing Slimes for 300 Years and Maxed Out My Level by Yen Press under the Yen On imprint since April 24, 2018.

Slime Taoshite 300-nen, Shiranai Uchi ni Level Max ni Nattemashita has been published in English as I've Been Killing Slimes for 300 Years and Maxed Out My Level by Yen Press since January 28, 2020.

Overview
Originally, the work that the author posted to "Become a Novelist" as a hobby. Later, it was made into a book by GA Novel (SB Creative), and after that, the serialization in "Let's become a novelist" continued until November 18, 2021 (19 volumes) in parallel with the book, but since then. Is integrated into a book  . In addition, it is comicalized on the Web and the application " Gangan ONLINE " (Square Enix) by Yusuke Shiba 's drawing. In addition, TV animation has been produced since 2021.

It was decided to make a book on GA Novel on November 14, 2016. Comicalize is decided on April 4, 2017  . A spin-off series was decided on June 29,  and a drama CD was announced on July 11  . The official page of GA Novel was set up on August 19. On October 19, 2019, the decision to make it into a TV animation was announced.

As of April 2021, a total of 6 drama CDs have been released. In addition, a total of four spin-offs have been written  . As a general rule, each spin-off of the second part published on each Square Enix website and application consisted of 6 episodes at the time of serialization, and was included in the main volume book (only "Hira Official Doing 1500 Years", It was greatly revised and made into a book according to the comicalize). In addition, a short spin-off was serialized in "Become a Novelist" along with the results of the Twitter survey. A total of three comicalize works have been announced, including the main story and two spin-offs. In comicalize, the story of the original manga artist is also developed.

Spin-off
As mentioned above, counting the sequels as one, a total of four spin-offs have been written. Each Square Enix website and app has a spin-off of the three works. In addition, two short spin-offs are written in "Become a Novelist". Furthermore, it is written in a newly written form after the 18th volume of the main volume.

"In 1500, when I was a Hira official, I was made a minister by the power of the Demon King. "(Gangan GA)”, recorded at the end of Volumes 5 to 7 of the main volume, and then comicalized on the Web and the app" Gangan ONLINE (Gangan GA). Was also released as a book by GA Novel with a large amount of new writing. After that, the new episode 13 was newly written and published at the end of the 20th volume of the main volume.

"Elf's Rice" was serialized simultaneously on the Web and the app "Gangan ONLINE (Gangan GA)" and the app "Manga UP!" , and was recorded in Volumes 8 to 10 of the main volume.

"Red Dragon Jogakuin" (Red Dragon Jogakuin) was serialized in the app " Manga UP! " , and was recorded at the end of Volumes 11 to 13 of the main volume, and then "Manga". It is comicalized in "UP!" . In addition, as a result of a questionnaire on Twitter, the sequel to "Become a Novelist", the sequel, "The Suffering of the New Student Organization" (Dainawa His Shinsei Seito Kai no Junan) was serialized in advance. , Recorded in Volume 16 of the main story  . After the 8th episode, which is the sequel, it was newly written and serialized at the end of the 18th to 19th volumes of the main volume.

Although one episode of "Margrave 's Pure White Journey" (Henkyo Haku no Mashiro Tabi) "Automatic Sparta Education for Margrave Masters" (Margrave Shoji Doki Sparta Kyoiku) lost the questionnaire on Twitter, Since there was no big difference in the number of votes, it was serialized in "Become a Novelist" following "The Sparta of the New Student Organization" and was recorded in Volume 17 of the main volume.

Synopsis
After living a painful life as an office worker, Azusa ended her short life by dying from overworking. So when she found herself reincarnated as an undying, unaging witch in a new world, she vows to spend her days stress free and as pleasantly as possible. She ekes out a living by hunting down the easiest targets - the slimes! But after centuries of doing this simple job, she's ended up with insane powers...how will she maintain her low key life now?!

Light novels
Originally, the series was published by Kisetsu Morita on the user-generated web novel site Shōsetsuka ni Narō in 2016. The publisher SB Creative acquired the series and then began publishing it on their GA Novel imprint as a light novel in January 2017. Twenty volumes have been released as of April 2022. In the volumes 5 to 7, and 20 of the light novel, a special story about the character Beelzebub was published at the end of those volumes. In September 2019, those stories were compiled into its own volume and the spin-off, called I Was a Bottom-Tier Bureaucrat for 1,500 Years, and the Demon King Made Me a Minister (ヒラ役人やって1500年、魔王の力で大臣にされちゃいました, Hira Yakunin Yatte 1500-nen, Maō no Chikara de Daijin ni Sarechaimashita), published by SB Creative on the GA Novel imprint with Kisetsu Morita and Benio as the author and illustrator, respectively. In the volumes 8 to 10 of the light novel, another spin-off light novel called Food for an Elf' (Japanese: エルフのごはん, Hepburn: Erufu no Gohan), a special story about the character Halkara was published at the end of those volumes.

In the volumes 11 to 13, 16, and 18 to 19 of the light novel, another spin-off light novel called Red Dragon Women Academy (レッドドラゴン女学院, Reddo Doragon Jogakuin, lit. Red Dragon Girls' Secondary School) a special story about the character Laika was published at the end of those volumes.

In the volume 17 of the light novel, another spin-off light novel called The White Journey of Margrave (Japanese: 辺境伯の真っ白旅, Hepburn: Henkyōhaku no Masshiro Tabi), a special story about the character Wynona was published at the end of those volume.

Manga
In June 2017, Square Enix began publishing a manga adaptation of the series by Yūsuke Shiba in their online website and smartphone app Gangan Online, with ten tankōbon volumes released as of November 2021.

A manga adaptation of the spin-off light novel I Was a Bottom-Tier Bureaucrat for 1,500 Years, and the Demon King Made Me a Minister was launched on Square Enix's Gangan Online website and smartphone app, with Meishi Murakami reprising his work. A manga adaptation of the spin-off light novel Red Dragon Women Academy was launched on Square Enix's Manga UP! smartphone app, with Hitsujibako reprising his work.

Anime
An anime television series adaptation was announced during a livestream for the "GA Fes 2019" event on October 19, 2019. The series is animated by Revoroot and directed by Nobukage Kimura, with Tatsuya Takahashi handling series' composition, Keisuke Goto designing the characters, and Keiji Inai composing the series' music. The series aired from April 10 to June 26, 2021, on AT-X, Tokyo MX, and BS11. Aoi Yūki performed the opening theme song "Gudafuwa Everyday" (ぐだふわエブリデー, Gudafuwa Eburidē, lit. Gudaguda and fluffy everyday), while Azumi Waki performed the ending theme song "Viewtiful Days!". Crunchyroll licensed the series outside of Asia. In Southeast Asia and South Asia, Muse Communication licensed the series and will stream it on iQIYI, Bilibili, CATCHPLAY+, and other platforms. The company also has licensed the anime to Animax Asia for TV broadcasts.

In January 2022, it was announced that a second season was green-lit.

Staff

 * Original- Kisetsu Morita
 * Character draft-Kenio
 * Director-Nobukei Kimura
 * Assistant Director-Nanase Tomii
 * Series composition- Tatsuya Takahashi
 * Character design-Keisuke Goto
 * Sub-character design-Emi Honda
 * Prop Design-Atsushi Kashiwa
 * Art Director-Ken Naito
 * Art Design-Chihiro Ido
 * Color design-Satoshi Takezawa
 * Cinematographer-Sota Mikami
 * Edit --Hiroshi Okuda
 * Music- Keiji Inai
 * Music production- Nippon Columbia
 * Sound Director- Satoshi Motoyama
 * Sound production- Studio Mausu
 * Producers-Daichi Amano, Mitsuhiro Minamihara, Noriyuki Akita, Tomoyuki Owada, Yutaka Kashiwagi, Soji Miyagi, Yoshinori Hasegawa, Atsushi Morita, Yuichi Izumi, Takumi Ito, Shota Komatsu
 * Animation Producer-Kazuki Enami
 * Animation production --REVOROOT
 * Production --Kogen no Ie (Nippon Columbia, Hakuhodo DY Music & Pictures, SB Creative , BS11 , STUDIO MAUSU, AT -X, KlockWorx, Movic, DMM GAMES, Bushiroad, Medicos Entertainment, Square Enix)

Web Radio
About 1 minute of web radio by Kaede Hondo as Leica and Sayaka Senbongi as Falfa "I've Been Killed Slime for 300 minutes, I talked for 300 minutes without knowing it", but from October 8, 2020, official Twitter and YouTube Delivered daily on the channel. A total of 300 minutes including the special program was delivered. The abbreviation is "300 minutes after defeating slime", and the title call is basically made here.

Promotion development
As part of the promotion, we are collaborating with the mascot character on- chan of Hokkaido Television Broadcasting (HTB), which has been broadcasting this work since May 24, 2021. , who is working on the original illustration, has been released on the official anime website and is also used as the top banner for a limited time on the official character website "on-chan world". In addition, comments and message videos by Riho Sugiyama, who plays Rosalie, have also been released.

Response
Two days after the first post on June 23, 2016  . The next day she renewed her highest score and reached number one in the weekly ranking on the 29th. It was decided to make a book on GA Novel on November 14th. Volume 1 is the number one GA novel sales in history  and is frequently reprinted (reprinted)  . The first episode of comicalize was the highest page view in the history of "Gangan GA", and the first episode of spin-off was also the top level page view in the novel. On September 6, 2017, he entered the cumulative ranking of "Become a Novelist". It began to appear frequently in the Oricon weekly literary book rankings,  and in November 2018, eight volumes were released, exceeding her own maximum volume of seven.

"This light novel is amazing!" Ranked 9th in the book / novels category in the 2019 edition. As of January 2021, the cumulative circulation of the series, including novels and comicalize, has exceeded 2 million.

Ichishi Iida was an animated version of this work posted by Morita Kiyoshi, who was born in a paperback light novel, as a hobby, but as of the early 2020s, there was no other online novel from the same person, and this work is Since only women are involved in living with Azusa and being involved in the main events, one story written with a different world-like seasoning that will allow women to interact with each other like the Moe 4-frame cartoon of Yoshibunsha is short. Described as a series of comedies, it is full of real intentions and desires for labor, and love and sexual retreat and pseudo-family friendship in a different world fantasy (book Ranobe) from an online novel that is common in popular works since the latter half of the 2010s. It is said that there is a praise of Sa.

The dialogue of this work was selected in the 2102th column of Kiyokazu Washida 's column "Original Words" published on the first page of the morning edition of the Asahi Shimbun on August 1, 2021.

Trivia
'' to be added. ''