Yes, there are likely fanfictions out there with such a plot. Fanfiction writers often explore different character relationships, and the relationship between Robin and Luffy is an interesting one to develop in non - canon stories.
One common theme is adventure. Since One Piece is all about the grand adventure, fanfictions often continue this. Luffy, Nami and Robin go on new and exciting quests together. Another theme is friendship. Their relationships are explored in depth, showing how they rely on and support each other. And sometimes, there's the theme of self - discovery. Nami might discover new aspects of her courage, Robin could learn more about her past through their adventures, and Luffy could find new ways to lead the crew.
One idea could be a story where Luffy, Nami and Robin get stranded on a mysterious island. Luffy is eager to explore, Nami is worried about resources and Robin is interested in the island's history. They work together, with Luffy's leadership, Nami's navigation skills and Robin's knowledge to survive and find a way off the island.
One possible plot could be that Robin realizes her feelings for Luffy during a particularly dangerous adventure. Maybe they get separated from the crew, and in the time they are alone, she sees a different side of Luffy and her feelings start to change.
Well, in a high school fanfic of Luffy and Nami, their friendship (or potential romance) could develop in various ways. Luffy might drag Nami into his zany schemes, such as organizing a school - wide pirate - themed event. Nami would reluctantly go along, but then find herself enjoying it more than she thought. And as they spend more time together, they start to understand each other better. Luffy would learn about Nami's dreams and support her, while Nami would be there to keep Luffy in line, at least a little bit.
They could have an adventure in a sky island. Luffy would be excited to jump around and discover new things. Nami might be worried about the weather conditions in the sky. Robin could study the ancient ruins there. Their combined efforts would make for an exciting story as they interact with the unique inhabitants and face the challenges of the sky island.
Yes, it can be quite popular. The idea of Luffy and Robin having a secret love is an interesting concept that adds a new layer of depth to their relationship. Many fans enjoy exploring the potential romantic aspects between different characters in the One Piece world. It allows for creative interpretations of their personalities and how they might interact in a more intimate way.
Well, they could be on a mission to find a special treasure. Luffy is all gung - ho about it, and Zoro is just following his captain's lead. Along the way, they face many obstacles, but their friendship keeps them going. For example, Zoro might get injured protecting Luffy, and Luffy, in his own goofy way, tries to cheer Zoro up and make sure he heals quickly.
One common theme is friendship. Given Luffy's nature of making strong bonds with people, fanfictions often explore how he and Marco could form a deep friendship. Another theme could be adventure. They are both from the 'One Piece' world which is full of adventures, so fanfictions might create new and exciting adventures for them to go on together.
Yes, there are quite a few. You can start by looking on popular fanfiction websites like FanFiction.net or Archive of Our Own. Just search for 'One Piece Luffy x Reiju' and you'll find a variety of stories with different plots and writing styles.