One Piece Episode 31 -

: While attempting to scout the base, Roronoa Zoro is captured by Arlong’s subordinates. During his interrogation, Zoro is shocked to discover that Nami is apparently an officer and cartographer in Arlong’s crew.

: The episode establishes Arlong as a formidable villain from the Grand Line, possessing strength that far surpasses previous foes like Don Krieg. It also introduces the concept of Fish-men as a superior race with biological advantages like underwater breathing and immense physical power. One Piece Episode 31

: Nami’s foster sister makes her anime debut in this episode, eventually providing the crucial backstory for Nami’s actions. : While attempting to scout the base, Roronoa