📖Best Seinen Anime to Watch in 2026
The definitive ranked list of seinen anime — mature, complex stories aimed at adult readers. Every title below is ranked by community score and links to its full page with episodes, ratings, trailers, and one-tap tracking. Create a free account to build your own seinen watchlist and get AI recommendations tuned to your taste.
#1★ 9.1Steel Ball Run: JoJo's Bizarre Adventure
ONA
#2★ 8.9Kaguya-sama: Love is War -Ultra Romantic-
TV · 2022 · 13 eps
#3★ 8.9March Comes In Like a Lion 2nd Season
TV · 2017 · 22 eps
#4★ 8.9Monster
TV · 2004 · 74 eps
#5★ 8.8Kingdom Season 3
TV · 2020 · 26 eps
#6★ 8.8Vinland Saga Season 2
TV · 2023 · 24 eps
#7★ 8.8Vinland Saga
TV · 2019 · 24 eps
#8★ 8.7Kingdom Season 4
TV · 2022 · 26 eps
#9★ 8.7Witch Hat Atelier
TV · 2026 · 13 eps
#10★ 8.7Orb: On the Movements of the Earth
TV · 2024 · 25 eps
#11★ 8.7Kingdom Season 5
TV · 2024 · 13 eps
#12★ 8.7Mushi-shi: Next Passage Part 2
TV · 2014 · 10 eps
#13★ 8.7Kaguya-sama: Love is War -The First Kiss That Never Ends-
Movie · 1 eps
![[Oshi No Ko] Season 3 anime poster](https://cdn.myanimelist.net/images/anime/1979/153329l.jpg)
#14★ 8.7[Oshi No Ko] Season 3
TV · 2026 · 11 eps
#15★ 8.7Mushi-shi: Next Passage Part 1
TV · 2014 · 10 eps
#16★ 8.7Kingdom Season 6
TV · 2025 · 13 eps
#17★ 8.7Umamusume: Cinderella Gray Part 2
TV · 2025 · 10 eps
#18★ 8.7Mushi-Shi
TV · 2005 · 26 eps
#19★ 8.6Ping Pong the Animation
TV · 2014 · 11 eps
#20★ 8.6Berserk
TV · 1997 · 25 eps
#21★ 8.6Kaguya-sama: Love is War?
TV · 2020 · 12 eps
#22★ 8.6Bungo Stray Dogs 5
TV · 2023 · 11 eps
#23★ 8.6Delicious in Dungeon
TV · 2024 · 24 eps
#24★ 8.6Mushi-Shi: The Next Chapter - Drops of Bells
Movie · 1 eps
#25★ 8.6Umamusume: Cinderella Gray
TV · 2025 · 13 eps
![[Oshi No Ko] anime poster](https://cdn.myanimelist.net/images/anime/1812/134736l.jpg)
#26★ 8.5[Oshi No Ko]
TV · 2023 · 11 eps
#27★ 8.5Kaguya-sama: Love Is War - Stairway to Adulthood
TV Special · 1 eps
#28★ 8.5Mushi-shi: The Shadow that Devours the Sun
TV Special · 1 eps
![[Oshi No Ko] Season 2 anime poster](https://cdn.myanimelist.net/images/anime/1006/143302l.jpg)
#29★ 8.5[Oshi No Ko] Season 2
TV · 2024 · 13 eps
#30★ 8.5Ghost in the Shell: Stand Alone Complex 2nd GIG
TV · 2004 · 26 eps
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