How to Watch That Time I Got Reincarnated as a Slime in Order

That Time I Got Reincarnated as a Slime is one of the most popular isekai anime out there, and with the upcoming release of season 4, even more people have started watching. So, what’s the best watch order? Keep reading as we explain how to watch the series in release and chronological order, which episodes are filler, where to watch the series, and more—with exclusive tips from wikiHow's interview with an anime & manga expert.

Best Way to Watch That Time I Got Reincarnated as a Slime

Anime & manga expert David Ross says the easiest way to watch That Time I Got Reincarnated as a Slime is in release order:

Season 1
All 5 OADs (original animation DVDs)
Season 2
Scarlet Bond (movie)
Visions of Coleus (3-episode web series)
Season 3

Section 1 of 8:

How to Watch in Release Order

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Ross says that the simplest way to watch That Time I Got Reincarnated as a Slime is in release order.^{[1]
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David Ross
Anime & Manga Expert

Expert Interview} The story jumps around a lot, and it’s easier to follow if you watch it in the order it was originally broadcast. The following release order includes all the current seasons of the main series, the OADs (original animation DVDs), the spin-off series Slime Diaries, the movie, and three web-only episodes known as Visions of Coleus:^{[2]
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- That Time I Got Reincarnated as a Slime: season 1, episodes 1-24.5
- That Time I Got Reincarnated as a Slime OAD 2: The Tragedy of M?
- That Time I Got Reincarnated as a Slime OAD 1: Hey! Butts!
- That Time I Got Reincarnated as a Slime OAD 3: Rimuru’s Glamorous Life as a Teacher Part 1
- That Time I Got Reincarnated as a Slime OAD 4: Rimuru’s Glamorous Life as a Teacher Part 2
- That Time I Got Reincarnated as a Slime OAD 5: Rimuru’s Glamorous Life as a Teacher Part 3
- That Time I Got Reincarnated as a Slime: season 2, episodes 0-12
- Slime Diaries: episodes 1-12
- That Time I Got Reincarnated as a Slime: season 2, episodes 12.5-24
- That Time I Got Reincarnated as a Slime, the Movie: Scarlet Bond
- That Time I Got Reincarnated as a Slime: Visions of Coleus, episodes 1-3
- That Time I Got Reincarnated as a Slime: season 3
- Note: Even though The Tragedy of M is the second OAD, it was actually released first because Hey! Butts! was delayed by several months.
- Will there be a season 4? Yes, season 4 is set to premiere in Japan in April 2026. A second movie, Tears of the Azure Sea, will premiere in Japanese theaters on February 27, 2026.
Meet the wikiHow Expert

David Ross is an anime and manga expert.

Section 2 of 8:

How to Watch in Chronological Order

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The timeline of That Time I Got Reincarnated as a Slime can seem pretty complicated at first, especially because there are so many OADs, shorts, and spin-offs. Many episodes of the main series occur out of order, as well. If you’re up for the challenge, here’s how to watch the show in chronological order:
- That Time I Got Reincarnated as a Slime: season 1, episode 24
- That Time I Got Reincarnated as a Slime: season 1, episodes 1-16
- That Time I Got Reincarnated as a Slime OAD 1: Hey! Butts!
- That Time I Got Reincarnated as a Slime OAD 2: The Tragedy of M?
- Slime Diaries: episodes 1-12
- That Time I Got Reincarnated as a Slime: season 1, episodes 17-23
- That Time I Got Reincarnated as a Slime: season 2, episodes 1-4
- That Time I Got Reincarnated as a Slime OAD 3: Rimuru’s Glamorous Life as a Teacher Part 1
- That Time I Got Reincarnated as a Slime OAD 4: Rimurur’s Glamorous Life as a Teacher Part 2
- That Time I Got Reincarnated as a Slime OAD 5: Rimuru’s Glamorous Life as a Teacher Part 3
- That Time I Got Reincarnated as a Slime: season 1, episode 24.5
- That Time I Got Reincarnated as a Slime: Visions of Coleus, episodes 1-3
- That Time I Got Reincarnated as a Slime: season 2, episode 0
- That Time I Got Reincarnated as a Slime: season 2, episodes 5-24
- That Time I Got Reincarnated as a Slime the Movie: Scarlet Bond
- That Time I Got Reincarnated as a Slime, season 3

Section 3 of 8:

Are there any filler episodes?

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There are only two non-canon episodes. While many anime series have tons of filler episodes (or episodes that aren’t canon to the manga), That Time I Got Reincarnated as a Slime only has two. There is also a mixed canon episode that acts as a bridge between the manga and anime, adding new dialogue, action, and other events. Here are the episodes:^{[3]
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- Season 1, episode 4: “In the Kingdom of the Dwarves” (mixed canon)
- Season 1, episode 24: “Black and a Mask” (filler)
- Season 2, episode 0: “Digression: Hinata Sakaguchi” (filler)
- As for the OADs, OAD 1 and 2 (Hey! Butts! and The Tragedy of M?) aren’t particularly important to the plot and can be skipped.

Section 4 of 8:

Do I need to watch Slime Diaries?

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Slime Diaries is a spin-off, so you don’t technically have to watch it.Slime Diaries follows Rimuru and his monster kingdom during its early days and is set halfway through the first season of That Time I Got Reincarnated as a Slime. It’s a series of 2-to-3 minute segments highlighting the city’s odd happenings, and while it includes brief character profiles, it has no bearing on the overall plot of the main series.

Section 5 of 8:

Where to Watch the Series

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While streaming platforms are always subject to change, in the United States, That Time I Got Reincarnated as a Slime is currently available to stream on Crunchyroll, Hulu, and Disney+. If you have a Crunchyroll subscription, you can also watch the show on Amazon Prime Video or the Roku Channel by connecting your subscriptions.

Section 6 of 8:

Should I read the light novels or manga?

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The anime is more similar to the manga than the light novels. While the light novels came first, running from 2013 to 2016, the That Time I Got Reincarnated as a Slime anime is technically based on the manga adaptation of the light novels. If you’re a fan of the anime, it’s generally recommended to check out the manga first because the light novels may feel less familiar.

Section 7 of 8:

What is the plot of the series?

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The series follows Mikami Satoru, who is reborn as a powerful slime. After being murdered, 37-year-old corporate worker Mikami Satoru is reincarnated into a fantasy world, where he takes the form of a powerful slime named Rimuru. In this new world, he begins a quest to create a world that’s welcoming to all races.^{[4]
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- Is Rimuru male or female? While Mikami Satoru was male in his first life, he is reincarnated into a genderless slime. Rimuru often takes on a feminine or androgynous human form, but the character often uses masculine pronouns and mentally identifies as male.

Section 8 of 8:

More Anime Watch Orders

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Looking for other anime to watch? You’re in luck! We’ve compiled watch orders for several of the most popular series. Check out the following wikiHow articles:
- A Certain Magical Index
- Jujutsu Kaisen
- Black Clover
- Violet Evergarden
- Made in Abyss
- KonoSuba