- How Far Does the Anime That Time I Got Reincarnated as a Slime Go? (2026 Guide)
- Anime vs Original Story (Easy Breakdown Table)
- Key Differences Between the Anime and the Original Story
- Where Should You Start Reading?
- Why Watch Order Matters (Very Important)
- FAQ Answers from Japan to Reddit Debates
- Final Summary
How Far Does the Anime That Time I Got Reincarnated as a Slime Go? (2026 Guide)
Conclusion
👉 The anime adaptation of
That Time I Got Reincarnated as a Slime currently covers:
- Season 1–3 → Light Novel Vol.1 to Vol.9
- Season 4 (2026) → Starts from Vol.10 onward
✔ Where to continue in the original story:
- Light Novel → Start from Vol.10
- Manga → Around Vol.27 (approximate, not exact match)
👉 If you want the fastest continuation, go with the light novel Vol.10.
Anime vs Original Story (Easy Breakdown Table)
| Anime Season | Air Date | Light Novel Coverage | Manga Coverage (Approx.) | Notes |
|---|---|---|---|---|
| Season 1 (24 eps + extras) | Oct 2018 – Mar 2019 | Vol.1–4 | Vol.1–8 | Some early world-building (like Goblin village development) is shortened |
| Season 2 Part 1 (12 eps) | Jan 2021 – Mar 2021 | Vol.5–6 | Vol.9–13 | Demon Lord arc begins, some magic system details skipped |
| Season 2 Part 2 (12 eps) | Jul 2021 – Sep 2021 | Vol.6–7 | Vol.13–18 | War scenes simplified, some character battles cut |
| Season 3 (26 eps) | Oct 2024 – Mar 2025 | Vol.7–9 | Vol.18–26 | Festival events & side stories heavily reduced |
| Movie: Scarlet Bond | Nov 2022 | Original Story | — | Completely anime-original (not in main story) |
| Season 4 | From Apr 2026 | Vol.10+ | Vol.27+ | Scheduled for continuous 2-cour broadcast |
✔ Quick Note (Important)
- Light novel = main and most accurate story
- Manga = follows the novel but moves slower
- “Approx.” means it’s not a perfect 1:1 match
👉 The manga usually adapts 1–2 novel volumes per book, so the volume numbers get higher.
Key Differences Between the Anime and the Original Story

When
That Time I Got Reincarnated as a Slime
was adapted into anime, a lot of details from the original story were simplified or cut.
Here are the most important differences you should know:
▶ Season 1
The anime focuses on pacing, so many details are shortened or skipped.
- The development of the Goblin village and nation-building is simplified
- Rimuru’s inner thoughts are reduced
- His relationships with characters like Gobta are less detailed
👉 In the original, these moments feel much more emotional and immersive
▶ Season 2
This arc becomes more serious, but the anime still trims a lot of depth.
- Battle strategies between Tempest and Falmuth are simplified
- More screen time is given to major scenes like Rimuru’s Demon Lord awakening
- Some important content is missing, such as:
- How Rimuru learned the Diablo summoning magic
- Certain character battles (like Benimaru’s conflicts)
👉 The original story gives you a much clearer understanding of why things happen
▶ Season 3
This is where the differences become even more noticeable.
- The festival (nation event) is heavily shortened
- Adventurer activities are mostly removed
- Merchant negotiations (like Myourmiles) are cut
👉 As a result:
- The anime focuses more on meetings and politics
- Early episodes feel slower, with fewer action scenes
- Some fun and energetic moments from the original are missing
▶ Overall Differences
Across all seasons:
- Less internal monologue from Rimuru
- Fewer explanations of the world and skill system
- Less detailed emotional conflict
👉 The light novel especially includes:
- Rimuru’s deeper thoughts
- Detailed world-building
- Extra lore from the author
⚠️ Because of this, your impression of characters may feel different when switching to the original.
Where Should You Start Reading?

Not sure how to continue? Don’t worry—here are the best options depending on your goal:
✔ Option 1: Fastest Way (Just Continue the Story)
👉 Start from Light Novel Vol.10
- This is the direct continuation after Season 3
- No need to reread earlier parts
- Best for saving time
📌 Manga readers:
- You can start around Vol.27
- But keep in mind: it’s not perfectly aligned with the anime
✔ Option 2: Best Experience (Start from the Beginning)
👉 Start from Vol.1 (Light Novel or Manga)
- You’ll see all the details the anime skipped
- Character development feels much deeper
- World-building makes much more sense
📌 Beginner tip:
- Start with the manga for easy reading
- Then move to the light novel for full details
✔ Option 3: Watch + Read Together
👉 Combine anime and original story
Example:
- Finish a season → Read the matching volume
✔ Benefits:
- You understand skipped content
- You notice differences
- It makes the story more immersive
⚠️ Tip:
- Follow the original volume order, not anime order, to avoid confusion
Why Watch Order Matters (Very Important)

👉 To properly understand the story, the watch order is extremely important.
This is because
That Time I Got Reincarnated as a Slime is not just a simple action anime.
It includes:
- Political relationships between nations
- Character growth over time
- Complex power systems and evolving abilities
If you watch in the wrong order or skip parts:
- You may not understand why certain conflicts happen
- Character relationships may feel unclear or sudden
- Important emotional moments may lose impact
👉 Especially from Season 2 onward,
the story becomes more about strategy and nation-building, not just battles.
If You’re Not Sure What to Do (Simple Decision Guide)
If you’re confused, use this:
- “I just want the story quickly” → Continue from Light Novel Vol.10
- “I want to fully understand everything” → Start from Vol.1
- “I enjoy both anime and reading” → Watch + read in parallel
👉 If you’re unsure, the safest choice is always:
Start from the beginning
FAQ Answers from Japan to Reddit Debates
- Q① Where should I continue after the anime?
- A
Reddit question
“Where do I start after Season 3? Can I just continue, or should I go back?”Answer from the Japanese fan perspective
If you just want the continuation, starting from Light Novel Vol.10 is completely fine. You won’t be lost.However, in Japan, many fans feel that jumping straight ahead is a bit of a waste.
Once you read the original, you’ll notice how much more detail there is—especially in character thoughts and world-building. It often feels like, “Wow, this character had way more depth than I realized.”The common mindset in Japan is simple:
- If you’re short on time → start from Vol.10
- If you have time → start from Vol.1
And honestly, a lot of people who start from Vol.10 eventually go back and read from the beginning anyway.
- Q② Should I start from the beginning or skip?
- A
Reddit question
“Is it okay to skip? Or should I read from the start? Did the anime cut a lot?”Answer from the Japanese fan perspective
The anime does cover the main story well, so you can skip ahead and still understand what’s happening. This part is generally agreed on.But Japanese fans tend to look at it a bit differently:
“Understanding the story” and “fully enjoying it” are not the same thing.This series isn’t just about action—it’s heavily built on:
- Politics
- Strategy
- Character relationships
Since many of those details are simplified in the anime, skipping ahead can make later arcs feel less impactful.
It’s very common to hear people say:
“I went back and reread from the beginning, and it felt like a completely different experience.”
- Q③ Why does the original feel different or confusing?
- A
Reddit question
“The novel feels different. Was this even in the anime? Why is this confusing?”Answer from the Japanese fan perspective
This is actually a very common experience—even among Japanese fans.The reason is simple:
- The anime is designed for easy viewing
- The original is designed for depth and detail
If you jump into the middle of the novel, you may feel:
- Suddenly more characters become important
- The story expands much faster
- Some developments feel abrupt
In Japan, people often describe it like this:
“The anime is a digest version. The original is the full experience.”So feeling confused isn’t a problem—it’s expected. The original story is meant to fill in those gaps.
- Q④ Manga or light novel—which one should I choose?
- A
Reddit question
“Should I read the manga or the light novel? Which one is canon?”Answer from the Japanese fan perspective
This is very clear in Japan:
The light novel is the main canon story.The manga is an adaptation based on the novel.
It’s very well-made and easier to read, but:- It progresses more slowly
- It doesn’t always match 1:1
A very common approach in Japan is:
- Start with the manga (easy entry)
- Then move to the light novel (full experience)
If the novel feels too heavy at first, starting with the manga is totally fine.
- Q⑤ Do I need to watch movies or OVAs? What is canon?
- A
Reddit question
“Are the movie and OVAs canon? Do I need to watch them?”Answer from the Japanese fan perspective
In Japan, this is usually understood very simply.The main story is:
- The TV anime
- The light novel
Everything else (movies, OVAs, spin-offs) is treated as:
- Bonus content
- Side stories
They are not required to understand the main plot.
Even though movies may have supervised settings, they are not essential to the core storyline.
So the general mindset in Japan is:
“If you’re short on time, it’s perfectly fine to skip them.”
Final Summary
The anime covers Light Novel Vol.1–9.
To continue the story, start from Vol.10.
If you want the full experience, reading from the beginning is the best choice.
But if you just want to know what happens next, continuing from Vol.10 is perfectly fine.
👉 If you want to watch in the correct order:
▶ Watch Order Guide Here

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