Here is the full list of all 17 ONE PIECE Grand Cruise trophies - there are 13 bronze and 4 silver.
Visit the Galley.
Visit Nami's Quarters.
Visit the Sick Bay.
Visit the Upper Deck.
View all of the questions from Sanji, Nami, Chopper, and Zoro during the voyage "Repel the Kraken."
Score a total of 5000 points in the battle against the Navy.
Destroy every type of target in the battle against the Navy.
Watch both Zoro and Sanji fight in the battle against the Navy.
Score a total of 5000 points in the battle against the Kraken.
Watch both Franky and Robin fight in the battle against the Kraken.
Drive the Kraken off.
Fire every type of cannonball.
Witness the battle between Luffy and Doflamingo.
See every reaction when interrogated by Doflamingo.
Reach the end of the voyage with the Straw Hat Pirates.
Complete the two voyages, "Sea Battle Against the Navy" and "Repel the Kraken."
Receive a send-off from each individual member of the Straw Hat Pirates before completing the voyage "Repel the Kraken."