One Piece

*One Piece*, which first aired in 1999, still commands 5,190 votes and an 82.4 popularity, proving that decades-long anime sagas can outlast flash-in-the-pan streaming hits. Its voter count is 35% higher than the average anime in the top 10, and it outperforms *Frieren: Beyond Journey's End* by a factor of 6 in total votes, demonstrating enduring audience loyalty across generations.