From the heroine to the novel of One Piece
1. I'm One Piece: This is an original novel, which tells the story of a girl crossing into the world of One Piece. She became a pirate and experienced many adventures with Luffy and others.
2. The Magic Sword of One Piece: This is a fan fiction, which tells the story of a girl crossing the world of One Piece. She became a swordsman and could use magic.
3. The voyage of One Piece: This is a fan fiction, which tells the story of a girl crossing into the world of One Piece. She became a pirate and could sail a boat.
4. The Magic Fruit of One Piece: This is a fan fiction, which tells the story of a girl crossing into the world of One Piece. She got a magic fruit, which can make her have different abilities.
5. The Pirate Princess of One Piece: This is a fan fiction, which tells the story of a girl crossing the world of One Piece. She became Luffy's sister and began a wonderful adventure.
These novels have different plots and characters, so you can choose one to read according to your preference.