One Piece Chapter 137 — The Avalanche Strikes - Kind: chapter overview - Chapter: 137 - Characters: Luffy, Nami, Sanji, Vivi, Dalton, Wapol, Chess, Kuromarimo ### Summary Luffy, Sanji, and Nami are caught in Drum Island’s mountain danger as the snow itself becomes an enemy. The chapter is divided into display-ready story parts with cleaned dialogue and context-based speaker names.