August 20, 2026 · 13 min read · Episode guide · Episode 4 · Kagex Blog

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Demon Slayer Season 4 Episode 4 Review — Thank You, Tokito

Anime hub: Demon Slayer · Swordsmith Village Arc

Contains spoilers for this episode.

Demon Slayer Season 4 Episode 4 Thank You, Tokito promotional art
Official promotional art. © Koyoharu Gotouge / SHUEISHA / Aniplex / ufotable

Kagex rating: 9.2 / 10

Episode: Season 4 · Episode 4 — “Thank You, Tokito”

Air date: April 30, 2023 · Runtime: ~24 minutes · Studio: ufotable

Demon Slayer Season 4 Episode 4 — “Thank You, Tokito” — reviewed in full Kagex format. Hub: Demon Slayer: Kimetsu no Yaiba. Previous: Season 4 Episode 3 — A Sword from Over 300 Years Ago.

Hook

People search demon slayer episode 4 review when they want a straight answer: worth watching, what changes, and how it scores — without a random spoiler dump. “Thank You, Tokito” is overall TV slot 48 (Swordsmith Village Arc). “Thank You, Tokito” moves Tanjiro’s compassion test forward without resetting Nezuko’s stake. Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis i…

Spoiler-free top half; deep recap after the warning. Character links go to live guides where they exist.

Quick Information

  • Anime: Demon Slayer: Kimetsu no Yaiba
  • Season / Episode: Season 4, Episode 4 (overall #48)
  • English title: Thank You, Tokito
  • Arc: Swordsmith Village Arc
  • Runtime: ~24 minutes
  • Studio: ufotable
  • Original air date: April 30, 2023
  • Kagex score: 9.2 / 10
  • Where to watch legally: Crunchyroll / Netflix (region-dependent)
  • Characters: Tanjiro Kamado, Nezuko Kamado
Demon Slayer official banner Season 4 Episode 4
Official banner art. © Koyoharu Gotouge / SHUEISHA / Aniplex / ufotable

Should You Watch It?

Worth it? Yes if you are on the Demon Slayer track in order. “Thank You, Tokito” is load-bearing for Swordsmith Village Arc, not clip fodder. Score 9.2/10 reflects this hour’s craft and emotional turn.

Beginner-friendly? Only after earlier episodes. Open Episode 1 first.

Who bounces? Viewers who want zero training or dialogue — ufotable still spends minutes on breath forms, corps politics, and Tanjiro’s empathy.

Spoiler Warning

Spoilers for Season 4 Episode 4 (“Thank You, Tokito”) follow. Stop above for a clean first watch. No later-arc spoilers beyond this episode’s end.

Story Recap

Ordinary Life

Muichiro rescues Kotetsu, who was being attacked by a goldfish demon.

Kagex beat note: “Thank You, Tokito” uses ordinary life inside Swordsmith Village Arc. Tanjiro’s kindness is tested as corps rules, demon tricks, or hashira standards tighten. This recap stays inside Season 4 Episode 4 — no Infinity Castle spoilers.

Unexpected Incident

He tries to rush to the village where the crisis is looming; however, he is asked by Kotetsu to rescue Haganezuka and Kanamori, so he begins heading their way instead.

Kagex beat note: “Thank You, Tokito” uses unexpected incident inside Swordsmith Village Arc. Tanjiro’s kindness is tested as corps rules, demon tricks, or hashira standards tighten. This recap stays inside Season 4 Episode 4 — no Infinity Castle spoilers.

Escalation

Meanwhile, Tanjiro, Nezuko, and Genya are facing off against the demons, who have split into four separate bodies.

Kagex beat note: “Thank You, Tokito” uses escalation inside Swordsmith Village Arc. Tanjiro’s kindness is tested as corps rules, demon tricks, or hashira standards tighten. This recap stays inside Season 4 Episode 4 — no Infinity Castle spoilers.

First Discovery

Separated from the rest, Tanjiro alone continues to fight a close battle with the demon with a mark of the word “Joy”…

Kagex beat note: “Thank You, Tokito” uses first discovery inside Swordsmith Village Arc. Tanjiro’s kindness is tested as corps rules, demon tricks, or hashira standards tighten. This recap stays inside Season 4 Episode 4 — no Infinity Castle spoilers.

Important Encounter

Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis is looming; however, he is asked by Kotetsu to rescue Haganezuka and Kanamori, so he begins heading their way instead. Meanwhile, Tanjiro, Nezuko, and Genya are facing off against the demons, who have split into four separate bodies. Separated from the rest, Tanjiro alone continues to fight a close battle with the demon with a mark of the word “Joy”…

Kagex beat note: “Thank You, Tokito” uses important encounter inside Swordsmith Village Arc. Tanjiro’s kindness is tested as corps rules, demon tricks, or hashira standards tighten. This recap stays inside Season 4 Episode 4 — no Infinity Castle spoilers.

Demon Slayer key visual Season 4 Episode 4
Official key visual. © Koyoharu Gotouge / SHUEISHA / Aniplex / ufotable

Story Analysis

ufotable’s Season 4 Episode 4 board prioritizes readable faces when breath styles stack VFX. “Thank You, Tokito” (Swordsmith Village Arc) assumes you know why Nezuko’s box matters and why Tanjiro will not treat demons as faceless mobs — that moral friction is the series engine, not a mid-season lecture.

Kagex story score 9.5 for this hour only: Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis is looming; however, he is asked by Kotetsu to rescue Haganez… Compare with binge pace vs weekly 2019–2024 drops — the episode was designed as a chapter, not a clip montage.

Animation 9.2: water, flame, sound, and mist breathing all have distinct color scripts. When the episode goes quiet (training, travel, recovery), composition carries threat — cursed wisteria, crow reports, Corps rank badges.

ufotable’s Season 4 Episode 4 board prioritizes readable faces when breath styles stack VFX. “Thank You, Tokito” (Swordsmith Village Arc) assumes you know why Nezuko’s box matters and why Tanjiro will not treat demons as faceless mobs — that moral friction is the series engine, not a mid-season lecture.

Kagex story score 9.5 for this hour only: Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis is looming; however, he is asked by Kotetsu to rescue Haganez… Compare with binge pace vs weekly 2019–2024 drops — the episode was designed as a chapter, not a clip montage.

Animation 9.2: water, flame, sound, and mist breathing all have distinct color scripts. When the episode goes quiet (training, travel, recovery), composition carries threat — cursed wisteria, crow reports, Corps rank badges.

ufotable’s Season 4 Episode 4 board prioritizes readable faces when breath styles stack VFX. “Thank You, Tokito” (Swordsmith Village Arc) assumes you know why Nezuko’s box matters and why Tanjiro will not treat demons as faceless mobs — that moral friction is the series engine, not a mid-season lecture.

Kagex story score 9.5 for this hour only: Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis is looming; however, he is asked by Kotetsu to rescue Haganez… Compare with binge pace vs weekly 2019–2024 drops — the episode was designed as a chapter, not a clip montage.

Animation 9.2: water, flame, sound, and mist breathing all have distinct color scripts. When the episode goes quiet (training, travel, recovery), composition carries threat — cursed wisteria, crow reports, Corps rank badges.

Character Analysis

Tanjiro Kamado still leads — even when hashira or sound pillars dominate screen time, the episode tests whether his compassion survives corps doctrine. Nezuko remains the moral anchor in the box.

Supporting cast this hour should feel like people with jobs (corps guides, demons with backstory, civilians in Yoshiwara or the village). Kagex does not invent manga-only scenes to pad word count.

World Building

Demon Slayer Corps ranks, wisteria, Nichirin swords, and breathing styles advance in Season 4. “Thank You, Tokito” adds Swordsmith Village Arc rules — how missions are assigned, what “twelve kizuki” pressure feels like on the ground, and how ufotable stages Taisho-era Japan without modern anachronism.

Animation

ufotable on TV: particle-heavy breath effects, 2D faces held long enough to read grief. Animation score 9.2 for this episode’s peaks vs dialogue coverage.

Music & Voice Acting

Score 9.5. “Kizuna no Kiseki” (MAN WITH A MISSION × milet) pairs action pop with village forge smoke — swordsmith arc energy. Japanese track is reference (Natsuki Hanae, Akari Kito, Hiro Shimono, Yoshitsugu Matsuoka).

Hidden Details

  • Crow messengers and Kasugai squares are logistics, not cute mascot filler.
  • Check Tanjiro’s nose reactions — smell is plot data in Kimetsu.
  • Episode title kanji often foreshadows the internal lesson (“Thank You, Tokito”).
  • No manga chapter homework required for this page.

Best Moments

  • Muichiro rescues Kotetsu, who was being attacked by a goldfish demon.
  • He tries to rush to the village where the crisis is looming; however, he is asked by Kotetsu to rescue Haganezuka and Kanamori, so he begins heading their way instead.
  • Meanwhile, Tanjiro, Nezuko, and Genya are facing off against the demons, who have split into four separate bodies.
  • Separated from the rest, Tanjiro alone continues to fight a close battle with the demon with a mark of the word “Joy”…

Pros & Cons

Pros: Specific to “Thank You, Tokito”; ufotable craft; emotional through-line for Tanjiro/Nezuko.

Cons: Requires sequential viewing; power-scaling debates start heavy in later seasons — not this page’s job to settle.

Final Verdict

Kagex overall: 9.2 / 10

  • Story: 9.5
  • Characters: 9.5
  • Animation: 9.2
  • Music: 9.5
  • Enjoyment: 9.5

“Thank You, Tokito” moves Tanjiro’s compassion test forward without resetting Nezuko’s stake. Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis i…

What to Expect Next

Next: Season 4 Episode 5 (“Bright Red Blade”). Sequential viewers should continue.

FAQ

Do I need Season 4 Episode 4?

Yes in order. Skipping “Thank You, Tokito” leaves gaps Swordsmith Village Arc assumes filled.

English title?

“Thank You, Tokito” (Fandom / streaming listings).

When did it air?

April 30, 2023 · ufotable · ~24 min.

Is this filler?

No. Demon Slayer’s slower hours are training, travel, or recovery with payoffs.

Overall episode number?

48 of 63 TV episodes across five seasons.

Character guides?

Demon Slayer characters.

Facts & spoilers hub?

Fact and Spoilers.

Keep exploring

Your turn

Did “Thank You, Tokito” earn your continue button? Favorite frame or line?

Sources: Kimetsu no Yaiba Wiki (Fandom) synopses; ufotable / Aniplex credits.

Kagex extended note on “Thank You, Tokito”: Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis is looming; however, he is asked by Kotetsu to rescue Haganezuka and Kanamori, so he begins heading their way instead. Meanwhile, Tanjiro, Nezuko, and Genya are facing off against t… Demon Slayer succeeds when action serves Tanjiro’s refusal to dehumanize victims — even demons with tragic backstories. That ethic is tested again in Swordsmith Village Arc without undoing earlier choices.

Kagex extended note on “Thank You, Tokito”: Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis is looming; however, he is asked by Kotetsu to rescue Haganezuka and Kanamori, so he begins heading their way instead. Meanwhile, Tanjiro, Nezuko, and Genya are facing off against t… Demon Slayer succeeds when action serves Tanjiro’s refusal to dehumanize victims — even demons with tragic backstories. That ethic is tested again in Swordsmith Village Arc without undoing earlier choices.

Kagex extended note on “Thank You, Tokito”: Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis is looming; however, he is asked by Kotetsu to rescue Haganezuka and Kanamori, so he begins heading their way instead. Meanwhile, Tanjiro, Nezuko, and Genya are facing off against t… Demon Slayer succeeds when action serves Tanjiro’s refusal to dehumanize victims — even demons with tragic backstories. That ethic is tested again in Swordsmith Village Arc without undoing earlier choices.

Kagex extended note on “Thank You, Tokito”: Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis is looming; however, he is asked by Kotetsu to rescue Haganezuka and Kanamori, so he begins heading their way instead. Meanwhile, Tanjiro, Nezuko, and Genya are facing off against t… Demon Slayer succeeds when action serves Tanjiro’s refusal to dehumanize victims — even demons with tragic backstories. That ethic is tested again in Swordsmith Village Arc without undoing earlier choices.

Kagex extended note on “Thank You, Tokito”: Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis is looming; however, he is asked by Kotetsu to rescue Haganezuka and Kanamori, so he begins heading their way instead. Meanwhile, Tanjiro, Nezuko, and Genya are facing off against t… Demon Slayer succeeds when action serves Tanjiro’s refusal to dehumanize victims — even demons with tragic backstories. That ethic is tested again in Swordsmith Village Arc without undoing earlier choices.

Kagex extended note on “Thank You, Tokito”: Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis is looming; however, he is asked by Kotetsu to rescue Haganezuka and Kanamori, so he begins heading their way instead. Meanwhile, Tanjiro, Nezuko, and Genya are facing off against t… Demon Slayer succeeds when action serves Tanjiro’s refusal to dehumanize victims — even demons with tragic backstories. That ethic is tested again in Swordsmith Village Arc without undoing earlier choices.

Kagex extended note on “Thank You, Tokito”: Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis is looming; however, he is asked by Kotetsu to rescue Haganezuka and Kanamori, so he begins heading their way instead. Meanwhile, Tanjiro, Nezuko, and Genya are facing off against t… Demon Slayer succeeds when action serves Tanjiro’s refusal to dehumanize victims — even demons with tragic backstories. That ethic is tested again in Swordsmith Village Arc without undoing earlier choices.

Kagex extended note on “Thank You, Tokito”: Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis is looming; however, he is asked by Kotetsu to rescue Haganezuka and Kanamori, so he begins heading their way instead. Meanwhile, Tanjiro, Nezuko, and Genya are facing off against t… Demon Slayer succeeds when action serves Tanjiro’s refusal to dehumanize victims — even demons with tragic backstories. That ethic is tested again in Swordsmith Village Arc without undoing earlier choices.

Kagex extended note on “Thank You, Tokito”: Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis is looming; however, he is asked by Kotetsu to rescue Haganezuka and Kanamori, so he begins heading their way instead. Meanwhile, Tanjiro, Nezuko, and Genya are facing off against t… Demon Slayer succeeds when action serves Tanjiro’s refusal to dehumanize victims — even demons with tragic backstories. That ethic is tested again in Swordsmith Village Arc without undoing earlier choices.

Kagex extended note on “Thank You, Tokito”: Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis is looming; however, he is asked by Kotetsu to rescue Haganezuka and Kanamori, so he begins heading their way instead. Meanwhile, Tanjiro, Nezuko, and Genya are facing off against t… Demon Slayer succeeds when action serves Tanjiro’s refusal to dehumanize victims — even demons with tragic backstories. That ethic is tested again in Swordsmith Village Arc without undoing earlier choices.

Our reaction

Spoiler-aware take after the recap — how the episode felt to watch.

9.2/10

“Thank You, Tokito” moves Tanjiro’s compassion test forward without resetting Nezuko’s stake. Muichiro rescues Kotetsu, who was being attacked by a goldfish demon. He tries to rush to the village where the crisis i…

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