One Piece: Barto no Himitsu no Heya!
Plot Summary: Bartolomeo and Otama look back on Luffy and the Straw Hat Crew's adventures in the Land of Wano. Otama tells Bartolomeo about her meeting with Luffy, and the events leading up to the fierce battle with Kaido.
Type: fall 2021 Anime
Date aired: 2021-12-26
Other name: One Piece: Barto no Himitsu no Heya!,