Welcome to Demon School! Iruma-kun_
Original: 魔入りました!入間くん
Fourteen-year-old Iruma Suzuki has just been abandoned and sold to a demon by his irresponsible parents! Surprisingly, the next thing he knows he's living with the demon who has adopted him as his new grandson and has been transferred into a school in the Netherworld where his new demon grandfather works as the principal. Thus begins the cowardly Iruma-kun's extraordinary school life among the otherworldly as he faces his true self, takes on challenges, and rises to become someone great.
Network
NHK Educational TV
Episodes
65
Updated Feb 16, 2026
WHERE TO WATCH
M
MX Player
FREE
1 country
ALL REGIONS
DROPTHE_ GOSSIP
Overview
Welcome to Demon School! Iruma-kun has 4 seasons with 65 episodes spanning 2019-2023.
Cast
Ayumu Murase →
Ayumu Murase stars as Iruma Suzuki (voice) in Welcome to Demon School! Iruma-kun.
Ayumu Murase →
Rating
With a 8.3/10 rating from 280 votes, Welcome to Demon School! Iruma-kun is considered highly rated.
Year context
Welcome to Demon School! Iruma-kun first aired 7 years ago in 2019.
CAST (18)
Ayumu Murase
Iruma Suzuki (voice)
Ryohei Kimura
Asmodeus Alice (voice)
Ayaka Asai
Valac Clara (voice)
Daisuke Ono
Naberius Kalego (voice)
Saori Hayami
Ameri Azazel (voice)
Takuya Sato
Sabro Sabnock (voice)
Takaya Kuroda
Sullivan (voice)
Mitsuki Saiga
Opera (voice)
Yoshitaka Yamaya
Lied Shax (voice)
Nao Toyama
Keroli Crocell / Evidol Kuromu (voice)
Tetsuya Kakihara
Jazz M. Andro (voice)
Kaede Hondo
Elizabetta Ix (voice)
Gakuto Kajiwara
Kamui Caim (voice)
Takuto Yoshinaga
Picero Agares (voice)
Genki Okawa
Goemon Garp (voice)
Shunichi Toki
Schneider Allocer (voice)
Junko Takeuchi
Bachiko Barbatos (voice)
Shin-ichiro Miki
Ali (voice)
SEASONS (4 seasons, 65 episodes)
SEASON 1
01
Iruma-kun from Demon School
Suzuki Iruma is too nice and just doesn’t know how to say no. One day, he somehow gets dragged into the netherworld where the demons…
02
Familiars Summoned!
Iruma, who is going to Babirusu, wants to spend calmly so that he will not be noticed by humans. However, the entrance ceremony and a…
03
Iruma and Clara / Demon Friends
Part A: Iruma and Asmodeus encounter a rather strange girl named Valac Clara. Because of her friendly yet strange demeanor, some students seem to be…
04
The Misfit Class
Iruma, Asmodeus, and Clara end up in the Misfit Class. As the name suggests, the class is filled with a bunch of misfits and Sabnock…
05
The One Who Wants to Be Demon King
The Misfit Class is in the middle of a flying race in order to determine their ranks. Since Iruma is human, he can’t fly, so…
06
Ameri's Theory
Iruma obtains the Gluttonous Feeder ring which feeds upon the magical powers of others. Iruma is still doing everything he can to not stand out…
07
First Love Memories
The one who had bumped into Iruma in the hallway was Ameri, who had been convinced that Iruma is human. When they bump into each…
08
Head Over Heels for Clara
Clara isn’t amused at the fact that Ameri keeps summoning Iruma. To try to get Iruma to pay attention to her again, Clara starts to…
09
Iruma's Decision and Hard Work
After making a promise with Ameri, Iruma sets out to try to move up a rank. Iruma finds out that there is a promotion exam…
10
Fierce Battle, Execution Cannonball!!
The day of the rank promotion test involving execution cannonball had arrived. Iruma is ready for the match, but then ends up on different teams…
11
Together with Familiars!
Part A: A new teacher named Balse Robin, who is quite innocent and fearful of nothing, arrives! His first lesson involves interacting with familiars. Iruma…
12
The Rookie Hunt!!
The Battlers’ recruiting operation, the Rookie Hunt, had begun. The seniors all come out to try to find worthy first-years to join their groups. What…
13
The Magical Apparatus Battler
Iruma runs into his senior Amy Kiriwo in front of the Magical Apparatus Battler again. The Magical Apparatus Battler room is filled with all kinds…
14
The Battlers' Presentation
Sullivan is apprehended by the Demon Border Patrol on suspicions of unlawfully entering the human world. He still hopes to somehow make it to the…
15
Kiriwo's Secret Room
Iruma and the others continue to prepare for the Battler Party. The launchpad for the fireworks is almost complete, so Iruma goes to look for…
16
Party Eve
Kiriwo’s dream: To make a world where all demons would be equal, even if they didn’t have that much magical powers. Iruma completely agreed with…
17
Run, Iruma, to Kiriwo!
Suddenly, all of Babyls is surrounded by invisible walls! On top of that, they are unable to get a hold of the outside and there…
18
What I Want More Than Anything
Kiriwo’s plan to destroy Babyls continues to move forward. Iruma somehow made it to the hidden room. Kiriwo looks completely different than what Iruma is…
19
I Want to Pick Everything Up
Part A: When Iruma woke up, most of the ruckus was already over. Sullivan tells Iruma that Kiriwo had been arrested. What happened when the…
20
Glorious Award / Treatment of Humans
Part A: The ceremonies to give out the prizes for the Battler Party has now begun. Iruma and the other members of the MagiApp Battler…
21
Dem-dol Kuromu-chan!
One of the most popular idols in the netherworld, Kuromu-chan, holds an all-day concert at the Makubari Dome. Dem-dols have the important job of helping…
22
Sparkling Shock
Kuromu’s true identity happened to be Crocell Keroli from the Misfit Class! The more Keroli talked to Iruma, the more she became jealous about how…
23
You Fit Right In Now, Iruma-kun
Iruma had finally started getting used to his life in the netherworld. As he continues having fun with his classmate, he begins to wonder if…
SEASON 2
01
The Secret Behind the Ring
Due to very bizarre circumstances, the human boy, Suzuki Iruma, ends up in the netherworld. He is keeping the fact that he is human a…
02
Ameri's Decision
The Magical Apparatus Battler is put on hiatus due to Kiriwo's absence. Ameri agrees to let them reinstate the Battler, but first, the three members…
03
A Lovely Demoness
Someone had done something to change Ameri's personality! She's usually confident and stern, but now, she's now meek and dainty and the student council can't…
04
The Student Council President's Gaze
Ronove declares that he's going to take the position of student council president by holding a dissolution election. But due to a spell that someone…
05
Invite Your Friends!
After finishing his time at with the student council, Iruma finally goes back home. Sullivan is ecstatic that Iruma came home and throws him a…
06
Royal One
Ali-san forces Iruma to go through his evil cycle. His classmates are both in shock and admiration in how much more confident Iruma seems. Meanwhile,…
07
The Teachers at Babyls
The Misfit Class must gather approved permission slips from all of the faculty members within three days to move to the Royal One. Iruma is…
08
The Miracle of Some Fools
With the help of the classmates and others, Iruma and the Misfit Class are able to get approved permission slips from all of the teachers…
09
Studying in the Netherworld
The students are about to welcome their version of summer vacation! The Misfit Class is super excited but then, they're reminded that if they don't…
10
Balam's Lesson
The instructor for the study of imaginary beasts, Balam Shichiro, can't help but touch any living creature he comes in contact with. Because he looks…
11
End-of-Terminus Exams / Girls' Talk
The end-of-terminus exams are finally upon them! Will Iruma and the rest of the Misfit Class be able to avoid failing and having to take…
12
Kalego-sensei's Home Visit
Kalego is forced to go visit all of the homes of the Misfit Class due to Sullivan's orders. He wants to get this over with…
13
Walter Park
The Misfit Class finally gets to go to Walter Park on their vacation. Kalego, Balam, and Opera go as their bodyguards and chaperones while Ameri…
14
Everyone's Playmates
Walter Park is filled with so many fun things! All of the students do their best to have the most fun so that their team…
15
Magical Beasts Attack
The Walter Park staff that Iruma and his friends had encountered were actually the terrorist group, the Six Fingers, who planned to destroy the park.…
16
The Name of This Feeling
Three giant magical beasts appear in Walter Park. Iruma, Asmodeus, and the others band together to face off with these creatures that ruined their fun…
17
The Ultimate Halberd
The Balam team is trying to get to safety after saving some kids who weren't able to escape on their own in time. But then…
18
My Desire
The 3 giant magical beasts combine to form an even bigger magical beast. Ronove uses his Charisma in order to draw the beasts attack into…
19
Clara's House
Iruma couldn't get home after being named the hero who saved Walter Park and being hounded by the press, which leads to him and Asmodeus…
20
Dream Date
Ameri carefully plans out her date with Iruma by going through guidebooks and her favorite manga, "First Love Memories." They are finally going on their…
21
The One Who Rules Over the Netherworld
The end of terminus enters its final days. Iruma safely finishes his homework and is invited by Sullivan to go to Magical Street along with…
SEASON 3
01
The Misfit Class's New Term
The students of the Misfit Class have been given a special order. The order was for all of them to reach the Dalet rank before…
02
Master Bachiko
Iruma and Lead end up being trained by Robin's relative, Barbatos Bachiko. Bachiko is very skilled and was personally asked by Sullivan to assist Robin…
03
Iruma's True Feelings
Bachiko finally starts training Iruma, on one condition. Bachiko is known to be one of the best archers in the underworld and she tells Iruma…
04
The Signal That the Harvest Festival Has Begun
The final battle for the Babyls first-years, the Harvest Festival, finally begins. It is a rank-advancement exam in the form of a survival game that…
05
Cunning Demons
Asmodeus and Sabro have been using their brute strength to capture their prey so far in the Harvest Festival, when they run into the Dorodoro…
06
Devilishly Pure
Iruma and Lead are leisurely eating their ingredients while the other members of the Misfit Class are earning points. Iruma was experiencing a survivor's high…
07
Clara's Toy Box / A Night Filled With Screams
"Clara's Toy Box": Iruma gets sucked into Clara's kigurumi and then is trapped inside the strange and fantastical world that's inside! Iruma turns into a…
08
Can We Make 100 Friends? / The Students I'm Proud Of
"Can We Make 100 Friends?": The owner of the amazing castle in the middle of the jungle was none other than Picero! Picero and Goemon…
09
The Dorodoro Brothers' Provocation
The Dorodoro brothers provoke Asmodeus and Sabnock so much that they lose control and accept their challenge. However, their loss of control appears to be…
10
The Iruma I Know
Day 2 of the Harvest Festival, and the Iruma and Lead team were still at zero points, so they decide to try to get the…
11
Toto the Genie
Ameri happens to run into Jazz and Schneider in the tent for all of the students who have forfeited. Apparently, they ran into a plot…
12
Wish Upon Your Bow
Iruma is trying to get back to the surface after exploring the underground labyrinth with Naphura. On their way up, he runs into his parents…
13
My Very Own Magic
The third day of the Harvest Festival. The announcement of how many points each has is announced through the jungle. Kalego mentions that a certain…
14
Lead's Distress
Iruma is safely reunited with Lead. But apparently, Lead had the Vase of Endings he had successfully obtained stolen by Elizabetta. However, it appears as…
15
The True Worth of the Archer
The battle between Keroli's Magical Beast Kingdom and Picero and Goemon's squad continues. Elizabetta also joins the Magical Beast Kingdom and charms the enemy male…
16
The End of the Harvest Festival
Asmodeus protects Iruma and Clara from Orobas, but he is disqualified from the competition because he directly attacked Orobas. As they watch Asmodeus walk off,…
17
Legend Leaf
The Harvest Festival is coming to an end. Iruma and his friends have managed to obtain the Seed of Beginnings and the Vase of Endings.…
18
Welcome Back
The Legend Leaf exploded in the sky and bloomed into beautiful flower petals. While everyone's in a celebrating mood, the award ceremony begins. Those who…
19
The Instructors' Banquet
The night that the Harvest Festival ended, the instructors of Babyls got together at a pub to celebrate. Kalego usually never goes to these outings,…
20
Bad Company / Heartfelt Cooking Class
Iruma goes over to Lead's house after getting a brand new gaming console. While they're playing games, Lead's older sister Shakky suddenly bursts into Lead's…
21
Words for My Friends
Sullivan invited Bachiko to a huge breakfast to thank her for having contributed to the victory of her darling grandson, but also to inform her…
SEASON 4
Episode details coming soon
SERIES INFO
4
Seasons
65
Episodes
25 min/ep
Per Episode
Returning Series
Status
NETWORKS (1)
NHK Educational TV
DETAILS
First Aired
Status
Returning Series
Seasons
4
Episodes
65
Episode Length
25 min/ep
Language
Japanese
Country
Rating
8.3/10 (280 votes)
Popularity
12
IMDB
FREQUENTLY ASKED QUESTIONS
What is Welcome to Demon School! Iruma-kun about?
Fourteen-year-old Iruma Suzuki has just been abandoned and sold to a demon by his irresponsible parents! Surprisingly, the next thing he knows he's living with the demon who has adopted him as his new grandson and has been transferred into a school in the Netherworld where his new demon grandfather works as the principal. Thus begins the cowardly Iruma-kun's extraordinary school life among the otherworldly as he faces his true self, takes on challenges, and rises to become someone great.
Where can I watch Welcome to Demon School! Iruma-kun?
Welcome to Demon School! Iruma-kun is available on Crunchyroll, Netflix, Prime Video, Hulu, JioHotstar. Availability varies by region.
How many seasons does Welcome to Demon School! Iruma-kun have?
Welcome to Demon School! Iruma-kun has 4 seasons with 65 episodes total.
Who stars in Welcome to Demon School! Iruma-kun?
The cast of Welcome to Demon School! Iruma-kun includes Ayumu Murase, Ryohei Kimura, Ayaka Asai, Daisuke Ono, Saori Hayami.
What is the rating of Welcome to Demon School! Iruma-kun?
Welcome to Demon School! Iruma-kun has a rating of 8.3 out of 10 based on 280 votes on TMDB.
Is Welcome to Demon School! Iruma-kun still running?
Welcome to Demon School! Iruma-kun is currently active with a status of "Returning Series."
GENRES (3)
Animation
Comedy
Sci-Fi & Fantasy