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The Worst Episodes of Welcome to Demon School! Iruma-kun

Every episode of Welcome to Demon School! Iruma-kun ranked from worst to best. Explore the Worst Episodes of Welcome to Demon School! Iruma-kun!

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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

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Episode Rankings

  1. #1 Worst Episode
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    Welcome to Demon School! Iruma-kun Season 3 Episode 7 - Clara's Toy Box / A Night Filled With Screams
    6.9/10(163 votes)

    #1 - Clara's Toy Box / A Night Filled With Screams

    S3:E7

    "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 child inside and out and he ends up having a lot of fun with Clara. "A Night Filled with Screams": Students start forfeiting left and right due to the harsh conditions in the jungle the first night of the Harvest Festival. Meanwhile, Konatsu, Haruno, Azuki, and Dosanko manage to find a certain location and...

    Director:Unknown
    Writer:Unknown

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  2. Welcome to Demon School! Iruma-kun Season 3 Episode 10 - The Iruma I Know
    7.1/10(146 votes)

    #2 - The Iruma I Know

    S3:E10

    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 Legendary Leaf to turn things around. With that in mind, they go visit Camui. Once they find him, they also encounter a horde of magical beasts and a little kingdom that had been established. The two are captured and suddenly brought in front of the queen of the kingdom, which just so happened to be Keroli?! Meanwhile, Ameri was thinking back about her time at the Harvest Festival, as she was watching Iruma's performance from the broadcast tent.

    Director:Unknown
    Writer:Unknown

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  3. Welcome to Demon School! Iruma-kun Season 1 Episode 15 - Kiriwo's Secret Room
    7.2/10(188 votes)

    #3 - Kiriwo's Secret Room

    S1:E15

    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 Kiriwo. Suddenly, Iruma’s ring starts dragging him and is led all over Babyls until he finds a mysterious hidden room. Kiriwo was behind those doors planning a certain project. We also find out exactly who Kiriwo had been talking to on the phone. What does Iruma find in the mysterious room?

    Director:Unknown
    Writer:Unknown

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  4. Welcome to Demon School! Iruma-kun Season 3 Episode 14 - Lead's Distress
    7.2/10(144 votes)

    #4 - Lead's Distress

    S3:E14

    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 though the one who took the vase was not Elizabetta, but someone else. Lead uses his bloodline ability, Controller, that had been strengthened through Robin's training and tries to track Elizabetta down. What he ended up hearing were the voices of Elizabetta, Clara, and Keroli in a hot spring?!

    Director:Unknown
    Writer:Unknown

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  5. Welcome to Demon School! Iruma-kun Season 1 Episode 21 - Dem-dol Kuromu-chan!
    7.3/10(182 votes)

    #5 - Dem-dol Kuromu-chan!

    S1:E21

    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 demons release the stress and evil desires they feel during their Evil Cycle. Kuromu was considered a shining new star in the field, and her tickets would usually sell out in one day. But she actually had a secret that she couldn’t tell anyone... Iruma just happened to be lucky enough to get tickets for her concert and takes Asmodeus and Clara with him!

    Director:Unknown
    Writer:Unknown

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  6. Welcome to Demon School! Iruma-kun Season 3 Episode 1 - The Misfit Class's New Term
    7.3/10(175 votes)

    #6 - The Misfit Class's New Term

    S3:E1

    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 they become second-years, or they would lose the Royal One that they had worked so hard to obtain. The next event where they can raise their rank is the Harvest Festival. In order to help them raise their ranks in such a short amount of time, the school had prepared special tutors for them. The new term had only just begun, but unexpected trials await Iruma and his friends.

    Director:Unknown
    Writer:Unknown

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    The 20 BEST Episodes of Welcome to Demon School! Iruma-kun

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  8. Welcome to Demon School! Iruma-kun Season 3 Episode 6 - Devilishly Pure
    7.3/10(155 votes)

    #7 - Devilishly Pure

    S3:E6

    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 after having his life put in danger. They decided to enjoy their time eating, putting a priority on surviving the longest in the Harvest Festival. They start talking about memories of a devi-mixer they went to and are just enjoying their time. However, they are suddenly approached by a mysterious kigurumi and...

    Director:Unknown
    Writer:Unknown

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  9. Welcome to Demon School! Iruma-kun Season 3 Episode 8 - Can We Make 100 Friends? / The Students I'm Proud Of
    7.3/10(146 votes)

    #8 - Can We Make 100 Friends? / The Students I'm Proud Of

    S3:E8

    "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 were fighting in the Harvest Festival and had this castle to come back to. A busybody and a demon who marches to the beat of his own drum... This unlikely pair apparently have known each other for a while... "The Students I'm Proud Of" Meanwhile, in the tutors' tent, there was a party going on. The tutors were all watching their students' performances during the Harvest Festival... and somewhere down the line, a rivalry was building up between the tutors.

    Director:Unknown
    Writer:Unknown

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  10. Welcome to Demon School! Iruma-kun Season 1 Episode 8 - Head Over Heels for Clara
    7.4/10(211 votes)

    #9 - Head Over Heels for Clara

    S1:E8

    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 take succubus charming lessons with the succubus teacher Raim. Clara wants to get Iruma’s attention again, but apparently her sexiness is almost nonexistent. Even then, Clara sets out to charm Iruma. Will she be able to win Iruma over?

    Director:Unknown
    Writer:Unknown

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  11. Welcome to Demon School! Iruma-kun Season 1 Episode 9 - Iruma's Decision and Hard Work
    7.4/10(205 votes)

    #10 - Iruma's Decision and Hard Work

    S1:E9

    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 in a week where they would play execution cannonball, and he also finds out it’s rather similar to a game they play in the human world. Iruma decides to train after he realizes he’s far weaker than anyone else in his class. Iruma decides that he’s not going to use magic, so he starts an intense training regimen with Opera. What does Iruma gain at the end of all this training?

    Director:Unknown
    Writer:Unknown

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  12. Welcome to Demon School! Iruma-kun Season 1 Episode 13 - The Magical Apparatus Battler
    7.4/10(196 votes)

    #11 - The Magical Apparatus Battler

    S1:E13

    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 of strange gadgets. There, Iruma hears about Kiriwo’s dreams. Babyls is about to hold their annual Battler Party where all the new students get to promote the Battler they joined. Sullivan looks forward to seeing Iruma-kun but while he’s at the Thirteens’ Dinner...

    Director:Unknown
    Writer:Unknown

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  13. Welcome to Demon School! Iruma-kun Season 1 Episode 14 - The Battlers' Presentation
    7.4/10(195 votes)

    #12 - The Battlers' Presentation

    S1:E14

    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 Battler Party to see his precious Iruma-kun... Meanwhile, Iruma had no idea what was going on with Sullivan and was preparing for his presentation for the Battler Party. After going through several ideas, they decide to create things called fireworks that are supposedly from the human world and they spend the night at school to create them. And so, began the fun sleepover for the MagiApp Battler kids.

    Director:Unknown
    Writer:Unknown

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  14. Welcome to Demon School! Iruma-kun Season 1 Episode 16 - Party Eve
    7.4/10(184 votes)

    #13 - Party Eve

    S1:E16

    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 this statement, so he proposed they shoot for the grand prize at the Battler Party. If they’re able to get the grand prize, everyone, including high-ranking demons, would see how hard Kiriwo and the Magical Apparatus Battler worked. All the Battlers are getting their presentations ready for the Battler Party on the day of the Party Eve. But suddenly, the fireworks shell that Iruma and others prepared suddenly goes missing...

    Director:Unknown
    Writer:Unknown

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  15. Welcome to Demon School! Iruma-kun Season 2 Episode 19 - Clara's House
    7.4/10(156 votes)

    #14 - Clara's House

    S2:E19

    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 spending the night at Clara's house. Clara's house is located in Hubbub Forest, which is also home to various strange plants and creatures. Clara's family welcomes them with open arms and then they all go into the forest to find some ingredients for their meal. According to Mommy, the ultimate ingredient resides in Hubbub Forest...

    Director:Unknown
    Writer:Unknown

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  16. Welcome to Demon School! Iruma-kun Season 3 Episode 2 - Master Bachiko
    7.4/10(159 votes)

    #15 - Master Bachiko

    S3:E2

    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 with tutoring the kids. They were supposed to have a rather hard training schedule... but all Bachiko asks them to do is random errands. Lead has had enough of that and goes back to Robin. Iruma is left frustrated and alone. He learns that Asmodeus and Clara have been training and decides to take matters into his own hands!

    Director:Unknown
    Writer:Unknown

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  17. Welcome to Demon School! Iruma-kun Season 3 Episode 4 - The Signal That the Harvest Festival Has Begun
    7.4/10(151 votes)

    #16 - The Signal That the Harvest Festival Has Begun

    S3:E4

    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 takes place over four days. They must hunt the various magical beasts and plants that exist in the jungle for points, and the one who comes out with the most points wins. The Misfit Class just finished some rigorous training, and they end up back in the groups they ended up training with, butting heads with everyone else. Onward to the jungle filled with dangerous magical beasts!

    Director:Unknown
    Writer:Unknown

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  18. Welcome to Demon School! Iruma-kun Season 3 Episode 19 - The Instructors' Banquet
    7.4/10(145 votes)

    #17 - The Instructors' Banquet

    S3:E19

    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, but Balam catches him and forces him to go. Robin is getting ahead of himself as usual and the group even talks about Kalego's days as a newbie instructor. What is the most important thing about being an instructor at Babyls? We also get to see what happened to Ocho after he escaped into the jungle after the Harvest Festival.

    Director:Unknown
    Writer:Unknown

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  19. Welcome to Demon School! Iruma-kun Season 1 Episode 17 - Run, Iruma, to Kiriwo!
    7.5/10(183 votes)

    #18 - Run, Iruma, to Kiriwo!

    S1:E17

    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 are invisible walls that popped up all over the school. Amidst all the chaos, Kalego and the other teachers have the students take shelter in the central plaza. Since Kiriwo is missing, Iruma decides to go look for him with the help of Asmodeus and Clara. Will Iruma be able to find Kiriwo?

    Director:Unknown
    Writer:Unknown

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  20. Welcome to Demon School! Iruma-kun Season 3 Episode 13 - My Very Own Magic
    7.5/10(144 votes)

    #19 - My Very Own Magic

    S3:E13

    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 student still has zero points and tells them to shape up. After hearing this, Asmodeus and Clara immediately think of Iruma. Meanwhile, down in the underground labyrinth, Iruma figures out a way to get out...

    Director:Unknown
    Writer:Unknown

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  21. Welcome to Demon School! Iruma-kun Season 3 Episode 20 - Bad Company / Heartfelt Cooking Class
    7.5/10(146 votes)

    #20 - Bad Company / Heartfelt Cooking Class

    S3:E20

    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 room, and she seems to be in a really bad mood... Ameri and Iruma end up making homemade cookies together. But apparently, neither one of them has ever cooked something properly in their lives. They are an absolute mess in the kitchen and even Opera seems to have some trouble dealing with them...

    Director:Unknown
    Writer:Unknown

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  22. Welcome to Demon School! Iruma-kun Season 1 Episode 1 - Iruma-kun from Demon School
    7.6/10(301 votes)

    #21 - Iruma-kun from Demon School

    S1:E1

    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 live. He arrives at the great demon Sullivan’s mansion where he is asked to do the unthinkable... and ends up becoming Sullivan’s grandson! He is quickly enrolled into the Demon School Babyls where Sullivan serves as chair-demon. Iruma begins his super exciting school life at demon school while trying to conceal the fact that he’s a human!

    Director:Unknown
    Writer:Unknown

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  23. Welcome to Demon School! Iruma-kun Season 1 Episode 3 - Iruma and Clara / Demon Friends
    7.6/10(225 votes)

    #22 - Iruma and Clara / Demon Friends

    S1:E3

    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 taking advantage of her... Part B: Iruma had become closer to both Asmodeus and Clara. They started picking him up from his house to walk to school together and Iruma was still trying to get used to demon life. One day at lunch, some kids try to pick on Iruma, but...

    Director:Unknown
    Writer:Unknown

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  24. Welcome to Demon School! Iruma-kun Season 1 Episode 12 - The Rookie Hunt!!
    7.6/10(193 votes)

    #23 - The Rookie Hunt!!

    S1:E12

    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 takes place is an immense battle! Iruma and his friends somehow make it through, but then decide to check out the various Battlers on campus. But then suddenly, Iruma’s ring goes berserk, causing him to run into a senior...

    Director:Unknown
    Writer:Unknown

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  25. Welcome to Demon School! Iruma-kun Season 1 Episode 19 - I Want to Pick Everything Up
    7.6/10(181 votes)

    #24 - I Want to Pick Everything Up

    S1:E19

    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 giant fireworks went off? Part B: The ordeal at Babyls comes to an end. The Battler Party is finally about to start! The students all do their best in order to get the Grand Prize, and the students' families come by to enjoy the festivities!

    Director:Unknown
    Writer:Unknown

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  26. Welcome to Demon School! Iruma-kun Season 1 Episode 22 - Sparkling Shock
    7.6/10(191 votes)

    #25 - Sparkling Shock

    S1:E22

    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 popular he is, and she ends up collapsing. There was no way that Keroli could continue with the concert, but she had a reason she could not cancel the concert. In order to somehow still make the concert at Makubari Dome a success, Iruma and his friends do something rather surprising!

    Director:Unknown
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Worst Episodes Summary

"Clara's Toy Box / A Night Filled With Screams" is the worst rated episode of "Welcome to Demon School! Iruma-kun". It scored 6.9/10 based on 163 votes. Directed by Unknown and written by Unknown, it aired on 11/19/2022. This episode scored 0.2 points lower than the second lowest rated, "The Iruma I Know".