What episode is "A Vow Between Two Men! Luffy and Kozuki Momonosuke!" in One Piece?
"A Vow Between Two Men! Luffy and Kozuki Momonosuke!" is episode 771 of One Piece.
Spoiler-Safe Summary
safe readLearning about a legendary figure's past, the Straw Hats discover powerful enemies pursuing their allies. Alliances form as they prepare to reclaim their homeland and challenge looming threats.
Full Plot Summary
spoilersAfter learning that Oden was a member of the Roger Pirates, the Straw Hats learned Kaido and the shogun after Momonosuke and the others because they believe that Oden passed down the knowledge of Raftel to them. Kin'emon reveals that their intention is to take back Wano and open its borders by killing Kaido and the shogun. When Kin'emon asked Luffy for his help, he refused and demanded that Momonosuke speak for himself. After remembering his parents being killed by Kaido, Momonosuke states his desire to take him down and Luffy for help. Accepting his request, Luffy and Law form an alliance with the minks and the samurai to take down Kaido and the shogun.
Episode FAQ
4 quick answersIs "A Vow Between Two Men! Luffy and Kozuki Momonosuke!" canon or filler?
"A Vow Between Two Men! Luffy and Kozuki Momonosuke!" is listed as canon in the current AnimeAnchor guide.
What story arc is "A Vow Between Two Men! Luffy and Kozuki Momonosuke!" part of?
"A Vow Between Two Men! Luffy and Kozuki Momonosuke!" is part of the Whole Cake Island Arc.
Can I read this without spoilers?
Yes. Start with the spoiler-safe summary, then reveal the full plot only when you want the complete episode breakdown.
Series Cast
18Browse the main cast connected to this episode guide.
Brook main 
Franky main 
Jimbei main 
Monkey D. Luffy main 
Nami main 
Nico Robin main 
Roronoa Zoro main 
Sanji main 
Tony Tony Chopper main 
Usopp main 
Buggy the Clown supporting 
Dracule Mihawk supporting 
Emporio Ivankov supporting 
Gol D. Roger supporting 
Monkey D. Dragon supporting 
Monkey D. Garp supporting 
Portgas D. Ace supporting 
Rayleigh supporting Related Movies
6Franchise movie releases are kept separate from the TV episode spine.
One Piece: The Movie 2000 
One Piece: Clockwork Island Adventure 2001 
One Piece: Chopper's Miracle on the Blob Island 2002 
One Piece: Dead End Adventure 2003 
One Piece: The Cursed Holy Sword 2004 
One Piece: Baron Omatsuri and the Secret Island 2005