Episode 84: The Blue-Nosed Reindeer! Chopper's Secret
One Piece Episode 84 „The Blue-Nosed Reindeer! Chopper's Secret“. Adapts chapters 139–140. First aired: 2001-10-21.
- Read on in the manga from: Chapter 141 (Volume 16 – Inherited Will)
- Title (Japanese): トナカイは青っ鼻！チョッパーの秘密
- Title (romaji): Tonakai wa aoppana! Choppā no himitsu!
- First aired (Japanese): 2001-10-21
- First aired (German): 2003-08-21
- Category: Story
- Arc: Drum Island Arc
- Chapters adapted: Chapters 139, pages 8-19; Chapters 140, pages 2-17