Aliases
Welcome to Demon School! Iruma-kun Season 4, Mairimashita! Iruma-kun 4, 魔入りました！入間くん 第4シリーズ, Mairimashita! Iruma-kun 4th Season, 魔入りました！入間くん, อิรุมะคุง ผจญในแดนปีศาจ ซีซั่น 4
S4SPRING 2026TVNext airing Sep 12, 2026
Part of this franchise
airing
Announced
In production
Releasing
Completed
The fourth season of Mairimashita! Iruma-kun.
Suzuki Iruma and all thirteen students of the Misfit Class must perform to reach Rank 4 at the Music Festival.
(Source: Crunchyroll News)
Suzuki Iruma and all thirteen students of the Misfit Class must perform to reach Rank 4 at the Music Festival.
(Source: Crunchyroll News)
Last updated
Aug 31, 2026, 08:18 AM
Franchise overview
Franchise timeline
Review every Courcast-tracked season for this series and jump between entries.
Welcome to Demon School! Iruma-kun Season 4
Mairimashita! Iruma-kun 4
2026Viewing(×﹏×)Welcome to Demon School! Iruma-kun Season 3
Mairimashita! Iruma-kun 3
2022ConfirmedWelcome to Demon School! Iruma-kun Season 2
Mairimashita! Iruma-kun 2
2021ConfirmedWelcome to Demon School! Iruma-kun
Mairimashita! Iruma-kun
2019Confirmed
Renewal pulse
Courcast score breakdown
CourScore is the probability of an official sequel announcement within 18 months, blending attention velocity, completion strength, and catalogue health.
CourScore
64.3
CourScore is the probability of an official sequel announcement within 18 months.
Signal coverage: 100% • Signal freshness: High • Updated 12 days ago
Top reasons
- Source runway - Source material runway assessed as 'ok'
- Cross-platform audience rating - Weighted audience rating 82.1
- Cross-platform popularity index - Aggregate reach of ~54,672 followers
Runway
Ok
Source runway looks healthy for a continuation.
Financial & Commercial53
Production Feasibility79
Audience Reception74
Strategic Priors55
Fandom Engagement57
CourScore history
CourScore over time
Last analysedAug 31, 2026, 08:18 AM
Next scheduled11 days ago
Renewal FAQ
Welcome to Demon School! Iruma-kun Season 4 renewal questions
Common questions about this title's renewal prospects, answered by Courcast's daily analysis.
- Is Welcome to Demon School! Iruma-kun Season 4 getting a new season?
- According to Courcast's latest analysis, Welcome to Demon School! Iruma-kun Season 4 has a 64% renewal probability. This score is updated daily and blends fandom momentum, streaming signals, source-material runway, and franchise history. Check back regularly for the latest forecast.
- Will Welcome to Demon School! Iruma-kun Season 4 be renewed?
- Welcome to Demon School! Iruma-kun Season 4 currently scores 64 out of 100 on Courcast. Signals driving this estimate include online discussion volume, sequel history within the franchise, and platform engagement data - all recalculated daily. Titles scoring above 70 are considered Very Likely to receive a continuation.
- What is Welcome to Demon School! Iruma-kun Season 4's renewal probability?
- Welcome to Demon School! Iruma-kun Season 4's CourScore is 64 as of the latest update. CourScore is Courcast's proprietary metric that aggregates over a dozen renewal signals - from source-material runway to social buzz - into a single daily-updated probability out of 100.
Latest signals
Fresh telemetry
Courcast watches every connected signal to surface the freshest indicators of momentum.
| Source | Metric | Geo | Value | Collected |
|---|---|---|---|---|
| anilist | average score | GLOBAL | 80 | Aug 30, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 892 | Aug 30, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 40,237 | Aug 30, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 103 | Aug 30, 2026, 12:00 AM |
| animate | merch rank | JP | 9 | Sep 6, 2026, 12:00 AM |
| crunchyroll | episode count | GLOBAL | 86 | Sep 6, 2026, 12:00 AM |
| crunchyroll | episode dislikes | GLOBAL | 241 | Sep 6, 2026, 12:00 AM |
| crunchyroll | episode likes | GLOBAL | 21,444 | Sep 6, 2026, 12:00 AM |
| crunchyroll | series available | GLOBAL | 1 | Sep 6, 2026, 12:00 AM |
| danime | viewership rank | JP | 44 | Sep 6, 2026, 12:00 AM |
| filmarks | mark count | JP | 344 | Sep 6, 2026, 12:00 AM |
| filmarks | score mean | JP | 84 | Sep 6, 2026, 12:00 AM |
| five ch | thread posts | JP | 454 | Sep 6, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 43 | Sep 5, 2026, 12:00 AM |
| google trends | interest weekly | GLOBAL | 51 | Aug 30, 2026, 12:00 AM |
| justwatch | jp platform count | JP | 2 | Sep 6, 2026, 12:00 AM |
| kitsu | favorites | GLOBAL | 3 | Aug 30, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 962 | Aug 30, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 513 | Aug 30, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 81.47 | Aug 30, 2026, 12:00 AM |
| mal | completed | GLOBAL | 15 | Aug 30, 2026, 12:00 AM |
| mal | members | GLOBAL | 90,062 | Aug 30, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 41,946 | Aug 30, 2026, 12:00 AM |
| mal | rating | GLOBAL | 8.38 | Aug 27, 2026, 12:00 AM |
| mal | source members | GLOBAL | 74,758 | Aug 27, 2026, 12:00 AM |
| mal | source status code | GLOBAL | 2 | Aug 27, 2026, 12:00 AM |
| mal | watching | GLOBAL | 45,097 | Aug 30, 2026, 12:00 AM |
| mangacodex | bd sales avg | JP | 391 | Sep 6, 2026, 12:00 AM |
| mangacodex | manga circulation | JP | 10,000,000 | Sep 6, 2026, 12:00 AM |
| mangacodex | manga latest volume sales | JP | 101,400 | Sep 6, 2026, 12:00 AM |
| mangacodex | manga volume trend pct | JP | -10.82 | Sep 6, 2026, 12:00 AM |
| mangacodex | manga yearly sales | JP | 1,191,078 | Sep 6, 2026, 12:00 AM |
| mangadex | source status code | GLOBAL | 2 | Sep 10, 2026, 12:00 AM |
| mangaupdates | bayesian rating | GLOBAL | 7.14 | Sep 10, 2026, 12:00 AM |
| mfc | entry likes | GLOBAL | 231 | Sep 6, 2026, 12:00 AM |
| mfc | figures total | GLOBAL | 18 | Sep 6, 2026, 12:00 AM |
| mfc | goods total | GLOBAL | 9,404 | Sep 6, 2026, 12:00 AM |
| mfc | media total | GLOBAL | 118 | Sep 6, 2026, 12:00 AM |
| mfc | merch added 30d | GLOBAL | 64.29 | Sep 6, 2026, 12:00 AM |
| mfc | merch total | GLOBAL | 9,540 | Sep 6, 2026, 12:00 AM |
| niconico | episode comments | JP | 360 | Sep 6, 2026, 12:00 AM |
| niconico | episode mylists | JP | 420 | Sep 6, 2026, 12:00 AM |
| niconico | episode views | JP | 42,025 | Sep 6, 2026, 12:00 AM |
| comments 7d | GLOBAL | 1,117 | Aug 30, 2026, 12:00 AM | |
| mentions 1d | GLOBAL | 2 | Aug 30, 2026, 12:00 AM | |
| mentions 7d | GLOBAL | 13 | Aug 30, 2026, 12:00 AM | |
| score 7d | GLOBAL | 1,349 | Aug 30, 2026, 12:00 AM | |
| thread count | GLOBAL | 13 | Aug 30, 2026, 12:00 AM | |
| threads 7d | GLOBAL | 13 | Aug 30, 2026, 12:00 AM | |
| shikimori | completion ratio | GLOBAL | 0.03 | Aug 30, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 9,743 | Aug 30, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 80.9 | Aug 30, 2026, 12:00 AM |
| simkl | score mean | GLOBAL | 81 | Aug 25, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 41.09 | Aug 30, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 303 | Aug 30, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 15 | Feb 2, 2026, 12:00 AM |
| x | followers count | GLOBAL | 158,374 | Aug 22, 2026, 12:00 AM |
| x | followers delta | GLOBAL | 1,408 | Aug 22, 2026, 12:00 AM |
| x official jp | engagement 7d jp | JP | 9,618 | Aug 12, 2026, 12:00 AM |
| x official jp | posts 7d | JP | 14 | Aug 14, 2026, 12:00 AM |
| x official jp | silent days | JP | 16 | Aug 22, 2026, 12:00 AM |
| youtube | channel views total | GLOBAL | 0 | Jun 29, 2026, 12:00 AM |
| youtube | subscribers total | GLOBAL | 0 | Jun 29, 2026, 12:00 AM |
| youtube | trailer likes | GLOBAL | 20,213 | Aug 29, 2026, 12:00 AM |
| youtube | trailer views | GLOBAL | 510,677 | Aug 29, 2026, 12:00 AM |
| youtube | uploads 30d | GLOBAL | 25 | Jun 29, 2026, 12:00 AM |
| youtube | uploads 7d | GLOBAL | 25 | Jun 29, 2026, 12:00 AM |
| youtube | views 30d | GLOBAL | 20,721 | Jun 29, 2026, 12:00 AM |
| youtube | views 7d | GLOBAL | 20,721 | Jun 29, 2026, 12:00 AM |