Neptune in ONE PIECE: Grand Gourmet – how to unlock & favorite dishes
ネプチューン
How to unlock: Complete page 5 of the stamp card (achievement list) to bring Neptune to the restaurant.
How characters join your restaurant
Over 400 ONE PIECE characters appear in Grand Gourmet as staff and customers. Officially, characters who like your restaurant's decor may become regulars, so their favourite dishes and decor themes matter. We'll fill in exact unlock conditions as players confirm them.
FAQ
- How do you unlock Neptune in ONE PIECE: Grand Gourmet?
- See "How to unlock" at the top of this page.
- What is Neptune's favourite food in Grand Gourmet?
- Not confirmed yet. Favourite dishes will be listed on this page once players find them.
Know something we don't? Submit a recipe
Sources: Game8 (Japanese) – character list (checked Oct 24, 2026)