Making History! The Turbulent Old and New Four Emperors!

1. Contingency Plan. Complete Summary One Piece1999-12-22 2. Adventure in the Ocean's Navel2000-12-20 3. Open Upon the Great Sea! A Father's Huge, HUGE Dream!2003-04-06 4. Protect! The Last Great Performance2003-12-14 5. The Detective Memoirs of Chief Straw Hat Luffy2005-12-18 6. New Year Special: Special Report - Secret of the Straw Hat Pirates!2006-01-03 7. Episode of Nami: Tears of a Navigator and the Bonds of Friends2012-08-25 8. Episode of Luffy: Adventure on Hand Island2012-12-15 9. Glorious Island2013-01-06 10. Episode of Merry: The Tale of One More Friend2013-08-24 11. 3D2Y: Overcome Ace’s Death! Luffy’s Vow to his Friends2014-08-30 12. Episode of Sabo: Bond of Three Brothers - A Miraculous Reunion and an Inherited Will2015-08-22 13. Adventure of Nebulandia2015-12-19 14. Heart of Gold2016-07-16 15. Episode of East Blue - Luffy and His 4 Crewmates' Big Adventure2017-08-26 16. Episode of Sky Island2018-08-25 17. Barto's Secret Room2021-12-26 18. A Special Episode to Admire Zoro-senpai and Sanji-senpai! Barto's Secret Room 2!2022-05-01 19. A Comprehensive Anatomy! The Legend of Kozuki Oden!2022-06-26 20. The Captain's Log of the Legend! Red-Haired Shanks!2022-08-28 21. A Comprehensive Anatomy! Fierce Fight! The Five from the New Generation2022-10-09 22. Recapping Fierce Fights! Straw Hats vs. Tobi Roppo2022-12-25 23. Recapping Fierce Fights! Zoro vs. a Lead Performer!2023-05-14 24. Recapping Fierce Fights! The Countercharge Alliance vs. Big Mom2023-06-18 25. Luffy-senpai Support Project! Barto's Secret Room 3!2023-08-27 26. Luffy-senpai Support Project! Barto's Secret Room 4!2023-10-08 27. A Very Special Feature! Momonosuke's Road to Becoming a Great Shogun2023-12-24 28. A Project to Fully Enjoy! 'Surgeon of Death' Trafalgar Law2024-02-04 29. The Log of the Rivalry! The Straw Hats vs. Cipher Pol2024-04-14 30. Making History! The Turbulent Old and New Four Emperors!2024-06-16 31. The Log of the Turbulent Revolution! The Revolutionary Army Maneuvers in Secret!2024-08-25 32. Unwavering Justice! The Navy's Proud Log!2024-09-29 33. ONE PIECE FAN LETTER2024-10-20 34. Egghead Sosyuhen Special2025-04-05 35. Dr. Chopper's Adventure Checkup -The Ballad of a Father and Daughter-2025-05-11 36. Dr. Chopper's Adventure Checkup -Good Friends at a Crossroad-2025-06-22 37. Dr. Chopper's Adventure Checkup -The Proud Dream of the Giants-2025-08-31 38. Dr. Chopper's Adventure Checkup -Traitors' Masquerade-2025-10-12 39. Dr. Chopper's Adventure Checkup -The Last Records That a Genius Left Behind-2025-11-23