I’ve Been Killing Slimes for 300 Years is a slice of life iskai anime coming in April 2021 and a lot of folks are looking forward to this anime title. Moreover, the anime is being animated by studio Revoroot, which is a new studio which has only worked on a total of 3 anime including this one. Now, before getting to the actual stuff let’s take a look the the history of the series.

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 premiered on April 10, 2021 on AT-X, Tokyo MX, and BS11. Aoi Yūki performed the opening theme song “Gudafuwa 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.

Episode 1 is scheduled to release on April 10, 2021, and it will run for a total of 12 episodes. This season a lot of new and sequel anime is coming out and it will be hard to keep track of the release dates of each one of them. That’s why we have created release schedules for I’ve Been Killing Slimes as well as many other anime series coming out this season.

I’ve Been Killing Slimes for 300 Years Episode Release Schedule

Episode No.Release Date
Episode 1April 10, 2021
Episode 2April 17, 2021
Episode 3April 24, 2021
Episode 4May 1, 2021
Episode 5May 8, 2021
Episode 6May 15, 2021
Episode 7May 22, 2021
Episode 8May 29, 2021
Episode 9June 5, 2021
Episode 10June 12, 2021
Episode 11June 19, 2021
Episode 12June 26, 2021

Where Can I Watch I’ve Been Killing Slimes for 300 Years

Crunchyroll got the license to stream the anime on its website in North America, British Isles, Mexico, and Brazil. They will be streaming the anime in Europe through Wakanime and in Australia and New Zealand with AnimeLab. In Southeast Asia and South Asia, Muse Communication authorized the arrangement and will stream it on its Muse Asia YouTube channel.

Moreover, we insist that you support official sources and avoid piracy websites as it harms the creators. But, if the anime is not officially available in your country, there are many unofficial websites that will be streaming the anime.

How Many Episodes I’ve Been Killing Slimes for 300 Years Will Have?

It has been announced that the anime will have a total of 12 episodes which will run from April 10, 2021, to June 26, 2021. Moreover, a new episode will come out every Saturday at 9:00 PM JST.

When English Dub Of The Anime Will Be Coming Out?

There is no confirm news about the English dub version of the anime. However, we should take it into account that Funimation is streaming the anime and Funimation is popular for their English dub anime. Moreover, nowadays most of the popular anime series get an English dub so the possibility is very high.

Staff Details Of The Anime

Directed byNobukage Kimura
Written byTatsuya Takahashi
Music byKeiji Inai
StudioRevoroot
Licensed byCrunchyrollSA/SEAMuse Communication
Original networkAT-X, Tokyo MX, BS11
English networkSEAAnimax
Original runApril 10, 2021 – present

About I’ve Been Killing Slimes for 300 Years

I've Been Killing Slimes for 300 Years Episode Release Schedule, Episode 1-12 Release Date

On July 13, 2017, a spin-off light novel called I Was a Bottom-Tier Bureaucrat for 1,500 Years, and the Demon King Made Me a Minister debuted at Gangan Online website, while a manga adaptation by Meishi Murakami of the same name was also debuted at Gangan Online website and app on January 31, 2019. On April 12, 2018, another spin-off light novel called Food for an Elf debuted at Gangan Online website and Manga Up! app.

On July 15, 2019, another spin-off light novel called Red Dragon Women Academy debuted at Manga Up! app, later Gangan Online website and app, while a manga adaptation by Hitsujibako of the same name was scheduled to start serializing in early summer 2020, but it was postponed and serialized on the Manga UP! app On March 29, 2021.

On January 24, 2021, another spin-off light novel called Red Dragon Women Academy Episode 7 debuted at Shōsetsuka ni Narō. On March 25, 2021, another spin-off light novel called Mattari Shishō no Jidōteki Suparuta Kyōiku debuted at Shōsetsuka ni Narō.