One Piece is the indisputable champion of the manga world, to the point at which its staggering sales are practically unnecessary in light of how popular it is worldwide. Still, with its 516.6 million copies being hundreds of millions more sold than any other contender, it's left its mark. Despite all this, One Piece falls short in one key arena.

Part of the key victories of anime and manga is in how they've crept into the mainstream, like via memes, celebrities' favorite series, or key merchandise . Yet, One Piece still has one vital arena it still hasn't conquered outside of anime, manga, or live-action, and that's the box office, with Demon Slayer pulling ahead instead .

One Piece Lags Behind Demon Slayer in One Mainstream Arena

Luffy looking to the front with a confused

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