What are One Piece's doujin novels?

Here are the One Piece Doujinshi novels I recommend for you: 1. [One Piece: Bandit Commander]: The story of the protagonist traversing the world of One Piece and obtaining abilities to become stronger. 2. [The Great Pirate Krokdal: A One Piece Doujinshi novel with the sand crocodile as the main character. Completed.] 3. [One Piece: The Strongest Surgery Assistant]: The protagonist unexpectedly obtained the ability of a psychic and formed a crazy story with various strange characters, with a dark style. 4. [Death's Beauty's Guard: A Doujin novel that combines elements from various comics and novels. The main character is Ichigo Amagasaki.] 5. [One Piece: Shadow of the Assassin]: A story of an assassin who traveled to the world of One Piece and began his life as an assassin. 6. One Piece: Sword of the Heavenly Chasm: The story of the protagonist saving the girl in the two-dimensional world and defeating the villain. 7. [One Piece: Silver Royalty: The story of the protagonist transmigrating to the world of One Piece and using his powers to achieve freedom.] 8. "Origins from One Piece": Create a story world involving multiple works, including One Piece, Naruto, Death, etc. 9. [I Plunder the Devil's Fruit at One Piece: A player who transmigrated to the world of One Piece uses the system to defeat the villain and live a free life.] 10. One Piece: Food Hunter in Qinghai: A Doujinshi novel that combined One Piece and Food King into one. 11. [One Piece: Invincible Cheater: The protagonist's main storyline is to fix the loopholes and explore the fantasy journey of the world of One Piece.] 12. One Piece: I Have League of Legends: The protagonist transmigrated from the world of League of Legends to the world of One Piece and used his golden finger to become a legendary captain. 13. [One Piece: World's First]: With Luffy as the goal of becoming One Piece, he would fight and adventure with various characters. 14. One Piece: Ace: Create a new storyline with Ace as the main character. 15. "One Piece: The Strongest Vice-Emperor Mr. 3": With Mr. 3 as the main character, it tells the story of him establishing the Cross Union and becoming the Strongest Vice-Emperor. I hope you like my recommendation. If you have other doujin novels you want to read, please let me know ~