Rimuru Tempest
main character
TV
7.4
My TrackerPLANNING
Episode: 0 / 12
My Score:
Anime DetailsFINISHED
Estimated watch time
4h 48m
⚡ 3 days at 5 eps/day
Tags & Tropes
Isekai94%Episodic93%Reincarnation91%Kingdom Management86%Shapeshifting86%Agriculture83%Magic80%Agender78%Goblin77%Male Protagonist75%
TVFINISHED2021 SPRING7.4 / 10 AniList score
The Slime Diaries
転生したらスライムだった件 転スラ日記• Tensei Shitara Slime Datta Ken: Tensura Nikki
Synopsis & Story
“Dear diary… I got reincarnated as a slime.” Even in another world, lives aren’t always on the line. There’s plenty of work to be done, from feeding the community and forging the items the community needs; as well as plenty of play …and hijinks throughout! Join Rimuru and friends as they kick back and enjoy their daily lives. (Source: Kodansha USA)
Trailer
Watch on YouTubeWhere to Watch Officially
Availability, audio and subtitles vary by region and service.
Featured Cast & Voice Actors
Franchise Universe & Related Entries
Aniphoria guide
The Slime Diaries: should you watch it?
At a glance
The Slime Diaries has been well received, with an average AniList score of 74/100 — 51% of 35,863 ratings are 8/10 or higher.
It ranks #47 highest-rated anime of 2021, and #53 most popular anime of 2021, and #14 highest-rated anime of Spring 2021 on AniList.
Of the 77.2K AniList users who started it, 5.9% dropped it, so it is dropped at a typical rate; 61.3K have finished it.
At about 4 h 48 min in total, it is a short commitment — a weekend binge.
Best for viewers who enjoy Adventure, Comedy, Fantasy — especially isekai, episodic, reincarnation, kingdom management.
Where it fits in the series
Episodes
12 episodes are listed.
Main cast & creators
- Original creator
- Fuse
- Director
- Yuuji Haibara
- Series composition
- Kotatsu Mikan
- Character design
- Atsushi Irie
- Character design
- Risa Takai
- Music
- Ryuuta Iida
Opening & ending themes
Openings
- OP1“Brand new diary” by Akane Kumada · eps 1-12
Endings
- ED1“Kamona Tempest!” by Mao Ichimichi & Sayaka Senbongi & Asuna Tomari & Miho Okasaki · eps 2, 4-5, 8-9, 12
- ED2“Oyasumi Orange” by Miho Okasaki · eps 3, 6-7, 10-11
Theme data from AnimeThemes.moe.
The Slime Diaries FAQ
- How many episodes does The Slime Diaries have?
- The Slime Diaries has 12 episodes of about 24 minutes each, roughly 4 h 48 min in total.
- How long does it take to watch The Slime Diaries?
- About 4 h 48 min back to back. At two episodes a day it takes 6 days; at one hour a day, about 5 days.
- Is The Slime Diaries finished?
- Yes. The Slime Diaries has finished airing — the final episode aired June 22, 2021.
- Is there a season 2 of The Slime Diaries?
- No sequel is listed for The Slime Diaries as of October 2026. You can continue the story in the original manga.
- Is The Slime Diaries based on a manga?
- Yes. The Slime Diaries adapts the manga by Fuse.
- Who animated The Slime Diaries?
- The Slime Diaries was animated by 8-bit and directed by Yuuji Haibara.
- Who sings the opening of The Slime Diaries?
- The opening, "Brand new diary", is performed by Akane Kumada.
- Where can I watch The Slime Diaries?
- The Slime Diaries is listed on Crunchyroll, YouTube, iQ, Bilibili. Availability varies by region — check the streaming links on this page.