The numbers don't lie - Can we take some time to appreciate the best selling manga for 9 consecutive years? : r/OnePiece
With the official announcement that the One Piece manga has sold over 490 million copies, the mamga surpasses Batman's sales (484 million) and becomes the second best-selling comic book in the world,
World's Top Manga 'One Piece' Publishes Milestone 100th Volume | JAPAN Forward
One Piece manga has sold 490 million copies surpassing Batman! - One Piece
One Piece manga has sold 490 million copies surpassing Batman! - One Piece
With the official announcement that the One Piece manga has sold over 490 million copies, the mamga surpasses Batman's sales (484 million) and becomes the second best-selling comic book in the world,
Top 10 Best-Selling Manga Of All Time In Terms Of Number Of Sales