Mairimashita! Iruma-kun 4th Season

Welcome to Demon School! Iruma-kun Season 4

Also known as 魔入りました！入間くん第4シリーズ | Mairimashita! Iruma-kun 4

TVSpring 2026Source MangaPG-13 - Teens 13 or older

ComedyFantasySupernatural

8.0/10

Community score

#541

Rank

76K

Members

311

Favorites

Synopsis

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)

Cast Highlights

Asmodeus, Alice

Main

Voice: Kimura, Ryouhei (Japanese)

Suzuki, Iruma

Main

Voice: Murase, Ayumu (Japanese)

Valac, Clara

Main

Voice: Asai, Ayaka (Japanese)

Agares, Picero

Supporting

Voice: Yoshinaga, Takuto (Japanese)

Alicred

Supporting

Voice: Miki, Shinichiro (Japanese)

Allocer, Schneider

Supporting

Voice: Toki, Shunichi (Japanese)

Amduscias, Poro

Supporting

Voice: Koyasu, Takehito (Japanese)

Ami, Kirio

Supporting

Voice: Oosaka, Ryouta (Japanese)

Core Staff

Miyamoto, Mirai

Producer

Sawada, Saaya

Producer

Yamaguchi, Takaya

Producer

Moriwaki, Makoto

Director

Tsujihashi, Ayaka

Director

Gouda, Hozumi

Sound Director

Theme Songs

Openings

"Ichi Ni no San (一二三)" by Penthouse

Endings

"Super Yuushou Tune! (すーぱー優勝ちゅーーん！)" by CANDY TUNE

'Mairimashita! Iruma-kun' Fourth Season Announced

More Info

Related Titles

Prequel

Mairimashita! Iruma-kun 3rd Season

anime

Adaptation

Mairimashita! Iruma-kun

manga

Other

Ichi Ni no San

anime

Recent Episodes

Episode 1

The Other Demon in the Misfit Class

4.27/5

Aired 4/4/2026

Episode 2

A Challenge to the Thirteen

4.3/5

Aired 4/11/2026

Episode 3

The Essence of a Dem-dol

4.37/5

Aired 4/18/2026

Episode 4

We Can't See Him, But...

4.48/5

Aired 4/25/2026

Episode 5

Let's Have a Chat

4.39/5

Aired 5/2/2026

Episode 6

The Music Festival: Showtime!!

4.41/5

Aired 5/9/2026

Episode 7

Lilith's Carpet

4.83/5

Aired 5/16/2026

Episode 8

Victory Salute

4.54/5

Aired 5/23/2026

Full episode listing

Quick Facts

FormatTV

Episodes24

Duration25 min per ep

SourceManga

RatingPG-13 - Teens 13 or older

SeasonSpring 2026

AiredApr 4, 2026 to ?

StatusCurrently Airing

Recommended

Monetizing Content

Ranking And Reach

Popularity#2841

Scored by7.2K

BroadcastSaturdays at 18:25 (JST)

ApprovedYes

Title Variants

English title

Welcome to Demon School! Iruma-kun Season 4

Romaji title

Mairimashita! Iruma-kun 4

Japanese title

魔入りました！入間くん第4シリーズ

Synonyms

Mairimashita! Iruma-kun 4th Season

Production Team

Main studio

Bandai Namco Pictures

Producers

Unknown

Licensors

Unknown

Japanese title

魔入りました！入間くん第4シリーズ

Themes And Audience

SchoolShounen

Official Streams

Welcome to Demon School! Iruma-kun Season 4

Synopsis

Cast Highlights

Core Staff

Theme Songs

Latest Updates

Spring 2026 Simulcast List [Update 4/19]

Spring 2026 Preview