Isekai + 2021

Isekai Anime 2021

The 24 isekai anime below all carry a 2021 release date and are sorted by rating: 20 TV series, 2 ONAs, 1 film and 1 special. Further 2021 isekai titles continue on the next page. The highest-rated of them are Mushoku Tensei: Isekai Ittara Honki Dasu Part 2 (8.5), Re:Zero kara Hajimeru Isekai Seikatsu 2nd Season Part 2 (8.4) and Tensei Shitara Slime Datta Ken 2nd Season (8.3).

2021
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Top 24 isekai anime from 2021

Other Genres from 2021

Fantasy2021Adventure2021Action2021Harem2021Romance2021Slice of Life2021

Best Isekai Anime of 2021

Of the 24 titles above, 8 score 8.0 or higher, led by Mushoku Tensei: Isekai Ittara Honki Dasu Part 2 (8.5). Across the 24 rated entries the scores run from 8.5 down to 7.1, averaging 7.7.

This early-2020s selection is led by TV series — 20 TV series, 2 ONAs, 1 film and 1 special. The longest run here is Kumo desu ga, Nani ka? (24 episodes). Of the 24, 2 went online rather than to broadcast, among them the ONAs Youjo Senki: Sabaku no Pasta Daisakusen and Kobayashi-san Chi no Maidragon S: Mini Dra. The summer 2021 season contributed 7 of them, more than any other quarter.

No studio appears more often here than 8-bit (3 titles); also credited: Kyoto Animation, Studio Bind and SILVER LINK.

What to Expect from Isekai Anime

Isekai anime transport characters to another world, often through death, summoning, or reincarnation. Every title above carries the Isekai tag and a 2021 release date.

Want the full entry? Start with Mushoku Tensei: Isekai Ittara Honki Dasu Part 2.

Open Mushoku Tensei: Isekai Ittara Honki Dasu Part 2

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Frequently Asked Questions

What is the best isekai anime of 2021?

By community score, Mushoku Tensei: Isekai Ittara Honki Dasu Part 2 (8.5) is the highest-rated isekai anime from 2021 in our catalogue, followed by Re:Zero kara Hajimeru Isekai Seikatsu 2nd Season Part 2 (8.4) and Tensei Shitara Slime Datta Ken 2nd Season (8.3).

How many isekai anime from 2021 does this page show?

This page lists 24 of them, sorted by rating: 20 TV series, 2 ONAs, 1 film and 1 special. More 2021 isekai titles continue on the following pages, so 24 is not the full count.

Where can I watch isekai anime from 2021?

Not on OZZO.TV: we do not host or stream third-party anime. These are free reference entries — score, episode count, studio, season, characters — so you can pick a title here and then watch it wherever it is licensed for you. Select any card above for the full entry, beginning with Mushoku Tensei: Isekai Ittara Honki Dasu Part 2.

Isekai Anime in 2021

Scores, episode counts and studios for the 24 isekai titles on this 2021 list. Free to browse, no registration.

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