Isekai Quartet 3 is a tV short anime that premiered in fall 2025, produced by Studio PuYUKAI.

About the production: the story comes from an original script, there are 11 episodes of about 12 minutes and its current status is "finished".

Its main genres are comedy, fantasy and slice of life, with themes such as Parody, Isekai, School and Crossover.

On AniList, Isekai Quartet 3 has an average score of 73%, a good score, and appears on 17,162 users' lists.

The franchise continues in or follows from: Isekai Quartet: Another World.

The button appeared out of nowhere. Was it a trap or the start of something new? The crews of Re:ZERO, Overlord, KONOSUBA, and Saga of Tanya the Evil got stuck in another world’s class! Now, more new characters join the series, including Alpha and Shadow from The Eminence in Shadow. See what adorable chaos they’ll get up to in this collection of shorts! (Source: Crunchyroll)

Official synopsis from AniList.