You can watch One Piece on several official streaming platforms:

• Crunchyroll offers every subbed and English dubbed episode, with over 1000 episodes available. It includes ads unless you subscribe for an ad-free experience

• Netflix has One Piece available for streaming, though the episode count may be limited compared to Crunchyroll

• Hulu also streams One Piece , providing access to many episodes as part of its catalog

• BBC iPlayer streams early episodes of One Piece in the UK, covering the East Blue saga

These platforms provide legal and safe ways to watch One Piece with options for English subtitles and dubbing. Crunchyroll is particularly comprehensive for fans wanting the most complete and up-to-date access to the series.