Isekai Quartet cover
Isekai Quartet (異世界かるてっと) is an anime crossover spin-off that first aired on April 9, 2019. It is a crossover anime series that consists of characters from four major light novel works that boast a cumulative total of over 16 million copies in the total series and boasting a total sales of more than 500,000 Blu-ray Disc & DVD series: Overlord, Kono Subarashii Sekai ni Shukufuku wo! (この素晴らしい世界に祝福を！), Re:Zero kara Hajimeru Isekai Seikatsu (ゼロから始める異世界生活), and Youjo Senki (幼女戦記).
The series is produced by Kadokawa and the studio in charge of animation is Studio PuYUKAI. Asini Minoru is the director/screenwriter; Takahara Minoru is the character designer and general director. The latest news and information are posted on the series official site. The opening theme for this series is Isekai Quartet and the ending theme is Isekai Girls Talk.
Season 2, titled Isekai Quartet 2, was announced on October 5, 2019 and was released on January 14, 2020. The season introduces new main characters from a fifth major series: Tate no Yūsha no Nariagari. It also features several cameos from characters from the series: Cautious Hero: The Hero Is Overpowered but Overly Cautious. The opening theme for this series is Isekai Showtime and the ending theme is Ponkotsu! Isekai Theater.
A third Season was announced at the end of Season 2.
The series' first theatrical production, Isekai Quartet The Movie -Another World- , was announced on July 6, 2021 and was set to be released in 2022. On March 18, 2022, it was announced that it will be released on June 10, 2022.
Summary[]
A mysterious switch appeared one day. When pressing it, they were sent to a different alternative world!! There are also characters from other alternative worlds gathered together...!?
Season 1[]
| Images | Episode Title | Air Date | Episode |
|---|---|---|---|
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Come Together! Quartet 集結！かるてっと Shūketsu! Karutetto |
April 9, 2019 | 1 |
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Tension! Introductions 緊迫！じこしょうかい Kinpaku! Jiko Shōkai |
April 16, 2019 | 2 |
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Deadlock! Classmates 膠着！くらすめいと Kōchaku! Kurasumeito |
April 23, 2019 | 3 |
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Encounter! Classmates 邂逅！くらすめいと Kaigō! Kurasumeito |
April 30, 2019 | 4 |
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Explosion! Talent Show 炸裂！こんしんかい Sakuretsu! Kon Shinkai |
May 7, 2019 | 5 |
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Decision! Class Rep 決定！いいんかい Kettei! Īnkai |
May 14, 2019 | 6 |
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Carry Out! Class Rep 遂行！いいんかい Suikō! Īnkai |
May 21, 2019 | 7 |
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Prepare! Field Trip 準備！りんかいがっこう Junbi! Rinkai gakkō |
May 28, 2019 | 8 |
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Enjoy! Field Trip 満喫！りんかいがっこう Mankitsu! Rinkai gakkō |
June 4, 2019 | 9 |
 |
Join In! Rivals 参戦！らいばるたち Sansen! Raibaru-tachi |
June 11, 2019 | 10 |
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Work Together! Field Day 協力！たいいくさい Kyōryoku! Taīkusai |
June 18, 2019 | 11 |
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Band Together! Quartet 団結！かるてっと Danketsu! Karutetto |
June 25, 2019 | 12 |
Season 2[]
| Images | Episode Title | Air Date | Episode |
|---|---|---|---|
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Join the Fight! Transfer Student 参戦！てんこうせい Sansen! Ten Kōsei |
January 14, 2020 | 1 |
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Sneak In! The Principal's Office 潜入！こうちょうしつ Sennyū! Kō chōshitsu |
January 21, 2020 | 2 |
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Uh-Oh! Detention! 反省しどうしつ Hansei! Shi-dōshitsu |
January 28, 2020 | 3 |
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Pinch! Test of Learning 窮地！ がくりょくてすと Kyūchi! Gakuryoku tesuto |
February 4, 2020 | 4 |
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Work Hard! Valentine's Day 勤勉！ばれんたいんでー Kinben! Barentaindē |
February 11, 2020 | 5 |
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Clash! Dodgeball! 激突！どっじぼーる Gekitotsu! Dojjiboru |
February 18, 2020 | 6 |
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Excitement! Physicals Day 興奮！しんたいそくてい Kōfun! Shintaisoku tei |
February 25, 2020 | 7 |
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Challenge! Part-Time Job 挑戦！あるばいと Chōsen! Arubaito |
March 3, 2020 | 8 |
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Investigate! First Errand 調査！はじめてのおつかい Chōsa! Hajimete no otsukai |
March 10, 2020 | 9 |
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Rise Up! School Festival! 調査！はじめてのおつかい Kekki! Gakuensai! |
March 17, 2020 | 10 |
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It Begins! School Festival 開幕！がくえんさい Kaimaku! Gakuensai |
March 24, 2020 | 11 |
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The Show Begins! Showtime 開演！しょーたいむ Kaien! Shōtaimu |
March 31, 2020 | 12 |
Season 3[]
Trivia[]
- All four (later six) series possess a theme involving the protagonist being transferred to another world.
- The staff who created Pure Pure Pleiades (ぷれぷれぷれあです), Re: PETIT ~Starting Life in Another World from PETIT~ (Re:プチから始める異世界生活), Youjo Shenki (ようじょしぇんき) also worked together on this joint animation series.
- In lieu of a chapter from the Overlord Manga, the series was promoted in the Monthly Comp Ace November 2018 Issue.
- The MMORPG, MapleStory happens to host several Isekai Quartet events that started on March 11, 2020 and ended on April 7, 2020.
- On June 17, 2021, a Nintendo Switch game called Isekai Quartet Adventure! Action Game was released based on the series.
Gallery[]
 Promotional Poster  Promotional Poster 2  Season 2 Poster |