Best Anime of 2021
Discover 20 anime series that aired in 2021 — a year that stood out in anime history for its memorable storytelling, iconic characters, and lasting cultural impact.
What Made 2021 Special
2021 was part of the modern streaming era, where global simulcasts and original productions from platforms expanded anime's reach worldwide. With 20 notable titles released that year, viewers had access to an impressive range of genres, art styles, and narrative ambitions.
2021 Milestones in Anime
2021 was defined by Jujutsu Kaisen 0, the Demon Slayer entertainment district arc, and the continued rise of MAPPA as one of the industry's most prominent studios.
Key Trends in 2021
Action-fantasy remained the dominant genre combination, but romance and slice-of-life series quietly amassed passionate fanbases. The winter and spring seasons were particularly strong across multiple genres.
Recommendations for New Viewers
With so many titles launching simultaneously across streaming services, finding the right anime can feel overwhelming. Our list below filters the best of 2021's offerings by critical reception and audience popularity to help you prioritize.
How to Use This Page
Browse our curated selection of 2021's best anime below. Each entry includes key information like genre, episode count, and synopsis to help you find your next watch. Titles are ranked by a combination of community ratings, cultural impact, and lasting popularity.
