Iruma City in Saitama Prefecture, the anime Welcome to Demon School! Iruma-kun, and Seibu Railway have teamed up for a collaboration event called "Iruma City × Welcome to Demon School! Iruma-kun × Seibu Railway: DeviDevi Area Tour." The initiative aims to revitalize the Iruma-shi Station area and surrounding shopping districts.
The project was inspired by the shared name between the protagonist "Suzuki Iruma" and the city of Iruma. Through the collaboration, Iruma-kun and his companions appear as "Iruma City Supporters," inviting visitors to gather, stroll, and spend time in the area.
Special Station Name Signs at Iruma-shi Station (Starting May 27)
The platform name signs at Iruma-shi Station on the Seibu Ikebukuro Line have been updated with an original design featuring characters from Welcome to Demon School! Iruma-kun.
Note: Please be mindful of other passengers when photographing on the platform. A platform ticket is required for entry without boarding.
Explore Iruma: Demonize the Shopping Street
The street lamps along the Apopo Shopping Street in Iruma City are illuminated in a mystical blue color inspired by the world of Welcome to Demon School! Iruma-kun.
In addition, design flags featuring 15 characters from the series are being installed on the shopping street lamps.
Upcoming Plans
The following activities are being planned as part of the collaboration:
- Photo spots featuring Iruma-kun and friends throughout the city
- Welcome to Demon School! Iruma-kun coloring experience event
- "Iruma City Supporters Special Certificate" for visitors who tour the shopping streets
- Original manhole covers with a demon world design
- Collaboration tickets for Welcome to Demon School! Iruma-kun × Seibu Railway
- Digital stamp rally on the Seibu Line app covering spots throughout the city
Details will be announced on the Iruma City official website's dedicated page as they are confirmed.
For more information, visit the Iruma City official website special page.
About Welcome to Demon School! Iruma-kun
Welcome to Demon School! Iruma-kun follows Suzuki Iruma, a human boy who becomes the grandson of a great demon and ends up attending the demon school Babyls. The manga began serialization in Weekly Shonen Champion (Akita Shoten) in March 2017, and the comic series has surpassed 20 million copies in circulation as of March 2026.
In the story, Iruma has been hiding his identity as a human while making demon friends and fully enjoying life at Babyls. His next challenge is a school music festival that tests the unity of his class. The entire "Abnormal Class" of 13 students must achieve "Rank 4" together—an unprecedented feat—and winning the music festival is the key condition. However, one classmate carries a secret that prevents them from standing in the spotlight...
The anime's 4th season is currently airing on NHK E-tele every Saturday at 6:25 PM, starting April 2026.
© Nishi Osamu (Akita Shoten) / Welcome to Demon School! Iruma-kun Season 4 Production Committee
