Short episodes aired on KyoAni's official YouTube channel.

The awkward lovebirds, Yuuta Togashi and Rikka Takanashi are now living together as they enter a new school year, but their adorable relationship remains stagnant. Yuuta struggles to adapt to having a chuuni girlfriend while the gang—Sanae Dekomori, Shinka Nibutani and Kumin Tsuyuri—are still keeping up with their quirks despite having advanced a grade. Making matters worse, another chuuni girl from Yuuta's middle school, Satone Shichimiya, appears... With the various events revolving around Yuuta, will he be able to develop his relationship with Rikka?

These specials were originally shown at the Kimetsu no Utage live event which was held on October 20th 2019 in Tokyo. The cast members present at the event did a live dubbing of the characters. A version with a newly recorded dub was later featured on the DVD & Blu-ray releases containing a recording of the event which came out on August 26th 2020.

In a post-apocalyptic world overrun with mutated beasts called Limbeekoon or Filth Monsters, humanity is forced to live in large mobile cities called Regios and learn to use special weapons called Dite, by harnessing the power of Kei to defend themselves. In the Academy City of Zuellni, Layfon Alseif is hoping to start a new life and forget his past. However, his past has caught the attention of Karian Loss, the manipulative Student Council President and Nina Antalk, a Military Arts student and Captain of the 17th Military Arts Platoon, who instantly recognizes his abilities and decides he’s the perfect candidate to join her group. However, with a secret past that won’t leave him alone and unknown powers beyond normal, Layfon just might not take it.