One Piece Card Game booster pack from set OP-01 "Romance Dawn", Japanese edition. It is the first main booster set of the One Piece collectible card game, gathering the story's early main characters in one set, with fresh illustrator art and Parallel alternate-art cards. Each pack holds 6 cards.

- Edition: Japanese (JP)

- Set code: OP-01 "Romance Dawn" — the first main booster set

- Cards per pack: 6

- 121 card types in the set

- Rarity: Leader 8 / Common 45 / Uncommon 30 / Rare 26 / Super Rare 10 / Secret Rare 2

- Parallel (alternate-art) cards inserted in the set

- One booster box holds 24 packs