Manga

That Time I Got Reincarnated as a Slime has a manga adaptation based on the light novels with the same name. The main series is illustrated by Taiki Kawakami. In addition to the main story, there are also side-stories and spin-offs based on the series.

Main
The main manga is illustrated by Taiki Kawakami and was published in 's Monthly Shōnen Sirius since March 26, 2015. The series is compiled into several tankōbon volumes, with the first volume released on October 30, 2015. announced their license to the manga during their panel at New York Comic Con on October 6, 2016. They released the first volume in English on August 22, 2017.

Chapter 1 (Japanese)

 * Comic-Days
 * Pocket Magazine

Chapters Not Yet In a Volume

 * Previous Chapter: Chapters
 * Extra 1: The Reincarnation Question
 * Extra 2: Temple School Seven Mysterious
 * Extra 3: Diablo's Interview
 * Chapter 102: Inviting the Other Nations
 * Chapter 103: Fairy of the Labyrinth
 * Chapter 104: TBA

The Ways of the Monster Nation


That Time I Got Reincarnated as a Slime: The Ways of the Monster Nation (転生したらスライムだった件～魔物の国の歩き方～) is a side-story manga by Shō Okagiri. The series has been serialized on Micro Magazine's Comic Ride website since July 28, 2016. The first volume was released on April 7, 2017. announced the license of the series on January 6, 2020. They released the first volume in English on July 21, 2020.

The Slime Diaries
The Slime Diaries: That Time I Got Reincarnated as a Slime (転スラ日記 転生したらスライムだった件), often shortened to Reincarnated Slime Diaries (転スラ日記) or The Slime Diaries, is a 4-koma spin-off manga based on the main series. It is illustrated by Shiba and began serializing on Shonen Sirius. The first volume released on September 28, 2018. announced its license to the manga during their panel at Anime Expo on July 6, 2019. They released the first volume in English digitally on July 30, 2019.

That Time I Got Reincarnated (Again!) as a Workaholic Slime
That Time I Got Reincarnated (Again!) as a Workaholic Slime (転生しても社畜だった件) is a spin-off manga illustrated by Shizuku Akechi. It was serialized in the Suiyōbi no Sirius web magazine since September 26, 2018, and it is also been serialized in print in Kodansha's Monthly Shōnen Sirius since October 26, 2018. The story centers on Rimuru, who re-awakens to the real world in a salaryman job similar to their previous life as Mikami, but still in a slime body. This spin-off manga was completed on March 27, 2020. On June 3, 2020, Kodansha announced its license to the manga. They released the first volume in English digitally on September 1, 2020.

Trinity in Tempest


That Time I Got Reincarnated as a Slime: Trinity in Tempest (転生したらスライムだった件 異聞 ～魔国暮らしのトリニティ～) is a spin-off manga illustrated by Tae Tono. It was first published on magazine's "Suiyōbi no Sirius." The manga centers on Phos, a girl from the Beast Kingdom of Eurazania. Phos, Stella, and Frey go to Tempest on secret orders from their respective demon lords. On March 18, 2020, Kodansha announced its license to the manga. They will release the first volume in English on October 20, 2020.

(Mature Content) That Time I Got Reincarnated as Kosaku Shima
That Time I Got Reincarnated as Kosaku Shima (転生したら島耕作だった件) is a crossover spin-off manga written by Kenshi Hirokane and co-written by Fuse and Taiki Kawakami. It began serialization in Kodansha's Evening seinen manga on March 12, 2019. The manga is set in a parallel universe after Satoru Mikami dies, he gets reincarnated and awakens as 37-year old businessman Kosaku Shima instead of the slime monster, Rimuru Tempest.

Tenchura!
Tenchura! Tensei Shitara Slime Datta Ken (転ちゅら！ 転生したらスライムだった件) is a spin-off manga illustrated by Chacha. The manga centers on Rimuru, after the encounter with Shizu and obtaining a human form. However instead of the usual turn of events, Rimuru becomes an adorable little girl!?

Clayman Revenge
That Time I Got Reincarnated as a Slime: Clayman Revenge (転生したらスライムだった件クレイマンREVENGE), is a spin-off manga based on the main series. It is illustrated by Wataru Kajika and began serializing on Shonen Sirius.

Scarlet Bonds
That Time I Got Reincarnated as a Slime: Scarlet Bonds (転生したらスライムだった件 紅蓮の絆編) was released on November 25, 2022. This volume is called Volume 0, and only 800,000 copies were printed.

How to Spend a Certain Vacation
How to Spend a Certain Vacation (とある休暇の過ごし方) is a side story written by Fuse and adapated into a manga in Monthly Shonen Sirius, being illustrated by Yuzo Takada.

Rimuru, Veldora, and Hinata set out on a quest to seek the Magic Tower at the suggestion of Luminous after they get into a heated discussion about recreating the 'Beast Magic' of 3×3 Eyes. The party of three makes a brief stop at the nearby Kingdom of Malukshure while their enthusiasm for developing new magic only continues to rise.

Trivia

 * Out of the various manga adaptations, six are currently released in Monthly Shōnen Sirius.

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