Booster Box OP-17 The World's Strongest Warriors | ONE PIECE | Japanese

The most anticipated expansion of the year arrives: One Piece Card Game OP-17 "The World's Strongest Warriors" (世界最強の戦士) in its Japanese edition. This is the set with which the game enters its 4th anniversary, arriving with a theme that could not be more enticing: the Four Emperors (Yonko) and the new island from the current arc, Elbaf.

This Japanese booster box is the natural choice for those who follow the collection in Japanese, do openings, or want sealed product from one of the most in-demand expansions in the game's history. Beyond its collector appeal, it is a set that promises to shake up the metagame with top-tier leaders and highly sought-after alternate art cards featuring the Yonko characters.

Regarding content, each pack includes 6 cards, and the collection consists of 131 + 4 types, with rarities distributed among Leader Cards, Secret Rares, Super Rares, Rares, Uncommons, Commons, and DON!! cards. As a Japanese edition, it maintains the original numbering and design of the set, highly valued by collectors and those looking for long-term sealed product.

If you already follow the Japanese line with the Booster Box OP-15, this OP-17 is the logical continuation of the collection.

Product content

• 1 One Piece Card Game OP-17 Booster Box, Japanese edition.
• Official set name: The World's Strongest Warriors / 世界最強の戦士【OP-17】.
• 24 packs per box.
• 6 cards per pack.
• Total set size: 131 + 4 types.
• Language: Japanese.
• Release date in Japan: August 22, 2026.
• Commemorative set for the 4th anniversary of the One Piece Card Game.
• Theme: The Four Emperors (Yonko) and the island of Elbaf.
• Official Bandai product, factory-sealed box.