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 2026TV
Part of this franchise
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 weighs signals for an official sequel announcement within 18 months, blending attention velocity, completion strength, and catalogue health.
CourScore
68.2
CourScore measures renewal signals out of 100. It is not a calibrated probability of an official sequel announcement within 18 months.
Signal coverage: 100% • Signal freshness: High • Updated 3 hours ago
Top reasons
- Source runway - Source material runway assessed as 'ok'
- Cross-platform audience rating - Weighted audience rating 82.2
- Time since finale - ~4 months since estimated air window ended
Runway
Ok
Source runway looks healthy for a continuation.
Financial & Commercial59
Production Feasibility86
Audience Reception69
Strategic Priors57
Fandom Engagement70
CourScore history
CourScore over time
Last analysedOct 28, 2026, 06:17 AM
Next scheduledin 3 hours
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 68/100 renewal signal score. 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 68 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. Scores from 70 indicate strong renewal signals; scores from 85 are labelled very likely.
- What is Welcome to Demon School! Iruma-kun Season 4's renewal probability?
- Welcome to Demon School! Iruma-kun Season 4's CourScore is 68 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 signal score 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 | 81 | Oct 27, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 1,129 | Oct 27, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 44,166 | Oct 27, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 14 | Oct 27, 2026, 12:00 AM |
| animate | merch rank | JP | 16 | Oct 8, 2026, 12:00 AM |
| crunchyroll | episode count | GLOBAL | 24 | Oct 27, 2026, 12:00 AM |
| crunchyroll | episode dislikes | GLOBAL | 302 | Oct 27, 2026, 12:00 AM |
| crunchyroll | episode likes | GLOBAL | 29,158 | Oct 27, 2026, 12:00 AM |
| crunchyroll | series available | GLOBAL | 1 | Oct 27, 2026, 12:00 AM |
| danime | viewership rank | JP | 92 | Oct 19, 2026, 12:00 AM |
| filmarks | mark count | JP | 587 | Oct 27, 2026, 12:00 AM |
| filmarks | score mean | JP | 84 | Oct 27, 2026, 12:00 AM |
| five ch | thread posts | JP | 543 | Oct 27, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 0 | Oct 24, 2026, 12:00 AM |
| google trends | interest weekly | GLOBAL | 0 | Oct 18, 2026, 12:00 AM |
| google trends | momentum log ratio | GLOBAL | 0 | Oct 18, 2026, 12:00 AM |
| justwatch | jp platform count | JP | 2 | Oct 27, 2026, 12:00 AM |
| kitsu | favorites | GLOBAL | 5 | Oct 27, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 1,081 | Oct 27, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 542 | Oct 27, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 81.35 | Oct 27, 2026, 12:00 AM |
| mal | completed | GLOBAL | 26,769 | Oct 27, 2026, 12:00 AM |
| mal | members | GLOBAL | 98,835 | Oct 27, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 40,193 | Oct 27, 2026, 12:00 AM |
| mal | rating | GLOBAL | 8.38 | Oct 2, 2026, 12:00 AM |
| mal | source members | GLOBAL | 75,394 | Oct 2, 2026, 12:00 AM |
| mal | source status code | GLOBAL | 2 | Oct 2, 2026, 12:00 AM |
| mal | watching | GLOBAL | 28,274 | Oct 27, 2026, 12:00 AM |
| mangacodex | bd sales avg | JP | 391 | Sep 20, 2026, 12:00 AM |
| mangacodex | manga circulation | JP | 10,000,000 | Oct 26, 2026, 12:00 AM |
| mangacodex | manga latest volume sales | JP | 90,800 | Oct 26, 2026, 12:00 AM |
| mangacodex | manga volume trend pct | JP | -9.29 | Oct 26, 2026, 12:00 AM |
| mangacodex | manga yearly sales | JP | 1,191,078 | Oct 26, 2026, 12:00 AM |
| mangadex | source status code | GLOBAL | 2 | Oct 26, 2026, 12:00 AM |
| mangaupdates | bayesian rating | GLOBAL | 8.26 | Oct 26, 2026, 12:00 AM |
| mfc | entry likes | GLOBAL | 7 | Oct 23, 2026, 12:00 AM |
| mfc | figures total | GLOBAL | 2 | Oct 23, 2026, 12:00 AM |
| mfc | goods total | GLOBAL | 2,136 | Oct 23, 2026, 12:00 AM |
| mfc | media total | GLOBAL | 0 | Oct 23, 2026, 12:00 AM |
| mfc | merch added 30d | GLOBAL | 11.25 | Oct 15, 2026, 12:00 AM |
| mfc | merch total | GLOBAL | 2,138 | Oct 23, 2026, 12:00 AM |
| niconico | episode comments | JP | 359 | Oct 27, 2026, 12:00 AM |
| niconico | episode mylists | JP | 462 | Oct 27, 2026, 12:00 AM |
| niconico | episode views | JP | 50,325 | Oct 27, 2026, 12:00 AM |
| comments 7d | GLOBAL | 155 | Oct 27, 2026, 12:00 AM | |
| mentions 1d | GLOBAL | 1 | Oct 25, 2026, 12:00 AM | |
| mentions 7d | GLOBAL | 5 | Oct 27, 2026, 12:00 AM | |
| score 7d | GLOBAL | 163 | Oct 27, 2026, 12:00 AM | |
| thread count | GLOBAL | 5 | Oct 27, 2026, 12:00 AM | |
| threads 7d | GLOBAL | 5 | Oct 27, 2026, 12:00 AM | |
| shikimori | completion ratio | GLOBAL | 0.29 | Oct 27, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 10,588 | Oct 27, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 80.8 | Oct 27, 2026, 12:00 AM |
| simkl | score mean | GLOBAL | 81 | Oct 17, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 52.57 | Oct 27, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 314 | Oct 27, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 15 | Feb 2, 2026, 12:00 AM |
| x | followers count | GLOBAL | 168,210 | Oct 7, 2026, 12:00 AM |
| x | followers delta | GLOBAL | 4,760 | Oct 7, 2026, 12:00 AM |
| x official jp | engagement 7d jp | JP | 100,500 | Oct 1, 2026, 12:00 AM |
| x official jp | posts 7d | JP | 1 | Oct 1, 2026, 12:00 AM |
| x official jp | silent days | JP | 9 | Oct 7, 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 | 20,229 | Oct 27, 2026, 12:00 AM |
| youtube | trailer views | GLOBAL | 523,095 | Oct 27, 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 |