ワンピース | Ван Піс | One Piece. Большой куш | Ван Пис | وان پیس | वन पीस | ওয়ান পিস | वान पिस | वान पीस | ஒன் பீஸ் | วันพีซ | Уан Пийс | Уан Пис | One Piece. Батпан құйрық | Бір бөлік | וואן פיס | ون بيס | قطعة واحدة | 海贼王 | 海盗路飞 | 航海王 | 海賊王 | ဝမ်းပိစ် | Đảo Hải Tặc | Vua Hải Tặc | Budak Getah | 원피스 | వన్ పీస్ | Ўан Піс | Ўанпіс | Ўан-Піс | One Piece | One Piece (Digital Colored Comics) | One Piece (Official Colored) | OP | Straw Hat Luffy | Luffy | Un Trozo | O One Piece existe!

One Piece is a Japanese manga series written and illustrated by Eiichiro Oda. It follows the adventures of Monkey D. Luffy and his crew, the Straw Hats, as he searches for the mythical treasure known as the "One Piece" to become the next King of the Pirates. The manga has been serialized in Shueisha's shōnen manga magazine Weekly Shōnen Jump since July 1997, with its chapters compiled in 114 tankōbon volumes as of March 2026. It was licensed for an English-language release in North America and the United Kingdom by Viz Media and in Australia by Madman Entertainment.

Gol D. Roger, a man referred to as the "Pirate King," is set to be executed by the World Government. But just before his demise, he confirms the existence of a great treasure, One Piece, located somewhere within the vast ocean known as the Grand Line. Announcing that One Piece can be claimed by anyone worthy enough to reach it, the Pirate King is executed, and the Great Age of Pirates begins.