One Piece

Running Sea Train! The City of Water, Water 7 (11x3)

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After the Going Merry narrowly escapes being hit by a "sea train", the crew meets an old woman, Kokoro, and her granddaughter, Chimney. Kokoro gives Luffy a map to Water 7. Luffy, Nami, and Usopp buy boats driven by sea monsters called "yagara".