Welcome to Demon School! Iruma-kun Season 4 (2026) Episode Guide
Characters
Main cast
Meet the principal characters in Mairimashita! Iruma-kun 4th Season, with sourced portraits and voice-actor credits.
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Iruma Suzuki JP · Ayumu Murase -
Clara Valac JP · Ayaka Asai -
Alice Asmodeus JP · Ryouhei Kimura -
Ameri Azazel JP · Saori Hayami -
Kalego Naberius JP · Daisuke Ono -
Sullivan JP · Takaya Kuroda -
Sabro Sabnock JP · Takuya Satou -
Opera JP · Mitsuki Saiga
24 sourced episode entries are available for progress tracking. Classification labels will appear only after editorial review.
Episode tracker
Mairimashita! Iruma-kun 4th Season episode list
Check off episodes as you watch. Progress is saved in this browser and syncs across devices when you sign in. No filler or canon claims are shown without a reviewed guide.
Episode progress
Track every available episode. No filler or canon labels are shown until a reviewed guide exists.
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| Episode | Title | Air date | Watched |
|---|---|---|---|
| 1 | The Other Demon in the Misfit Class | 4 Apr 2026, 4 April 2026 | |
| 2 | A Challenge to the Thirteen | 11 Apr 2026, 11 April 2026 | |
| 3 | The Essence of a Dem-dol | 18 Apr 2026, 18 April 2026 | |
| 4 | We Can't See Him, But... | 25 Apr 2026, 25 April 2026 | |
| 5 | Let's Have a Chat | 2 May 2026, 2 May 2026 | |
| 6 | The Music Festival: Showtime!! | 9 May 2026, 9 May 2026 | |
| 7 | Lilith's Carpet | 16 May 2026, 16 May 2026 | |
| 8 | Victory Salute | 23 May 2026, 23 May 2026 | |
| 9 | Behind Those Eyes | 30 May 2026, 30 May 2026 | |
| 10 | Triple Love Squad | 6 Jun 2026, 6 June 2026 | |
| 11 | Best Friend Meeting / Lead's Flirting Meeting | 13 Jun 2026, 13 June 2026 | |
| 12 | One-Year Distance and One-Centimetre Distance | 20 Jun 2026, 20 June 2026 | |
| 13 | Suzuki Iruma's Exorcibration | 27 Jun 2026, 27 June 2026 | |
| 14 | Infiltrate the Teacher Dorms! / A New Member Joins the Girls?! | 4 Jul 2026, 4 July 2026 | |
| 15 | The Laws of the Netherworld Dictate That One Takes After Their Master / Even Among Those Who Are Close | 11 Jul 2026, 11 July 2026 | |
| 16 | A Misfit Casual Gathering / Netherworld Devotee | 18 Jul 2026, 18 July 2026 | |
| 17 | The Great Heroes Gather | 25 Jul 2026, 25 July 2026 | |
| 18 | Give the Youth All the Nutrients They Need | Crossing the Sunbeams Shining Through the Trees | 1 Aug 2026, 1 August 2026 | |
| 19 | The Dem-dol Games | 22 Aug 2026, 22 August 2026 | |
| 20 | Team Devimuse | 29 Aug 2026, 29 August 2026 | |
| 21 | The Tycoon and the Jewel | 5 Sep 2026, 5 September 2026 | |
| 22 | The Proud Songstress | 12 Sep 2026, 12 September 2026 | |
| 23 | The Road to the Demon King | 19 Sep 2026, 19 September 2026 | |
| 24 | The Most Extravagant Farewell Party | 26 Sep 2026, 26 September 2026 |