
One Piece: Heart of Gold
ONE PIECE 〜ハートオブゴールド〜
Join the Straw Hat Pirates on a thrilling adventure as they meet Olga and uncover the secrets of the mysterious island Alchemi.
The Straw Hat Pirates meet Olga, a girl who has escaped the island Alchemi. Alchemi was known for its metal production, and for the creation of the extremely valuable Pure Gold, but the island disappeared two hundred years ago. Olga is now being pursued by Marines, interested in Pure Gold. Gildo Tesoro, who controls the Navy HQ and black market, hears of Olga and hires treasure hunter Mad Treasure to track her down. The Straw Hats join forces with Olga in search of the Pure Gold, while she plots to takes advantage of them and use the treasure to become rich herself.
Editorial mood guide by WatchMoodly Editorial Team · Base catalog metadata via AniList.
7.2/10 avg
Studio: Toei Animation
Mood Rationale & Viewing Guide: Should You Watch One Piece: Heart of Gold?
Within our mood classification system, One Piece: Heart of Gold aligns strongest with a adventurous / excited / nostalgic viewing mood (epic journeys to fantastical worlds and unknown territories). Key tonal signals include heartwarming must watch, dark underrated gem, intense revenge, slow burn strong female lead, fast paced anti hero, fantasy betrayal, making it a strong pick when you want a story driven by those themes without spoilers.
Watch If…
- •You want a action, adventure, comedy anime series released in 2016 from Toei Animation.
- •You enjoy themes centered on heartwarming must watch, dark underrated gem, intense revenge, slow burn strong female lead.
- •You want a compact 1-episode run you can finish in a weekend (~104 min per episode).
Skip If…
- •You are looking for a purely lighthearted, zero-stress comfort watch without dark or tense themes.
- •You are looking for an ongoing, multi-season franchise rather than a completed release.
Official Trailer

Frequently Asked Questions About One Piece: Heart of Gold
Where can I watch One Piece: Heart of Gold (2016) legally online?
One Piece: Heart of Gold is available through official platforms including Prime Video, Crunchyroll Roku Channel, Apple TV+, Crunchyroll Premium (Via Prime) Amazon Channel, Prime Video, Crunchyroll Roku Channel, Apple TV+, Crunchyroll Premium (Via Prime) Amazon Channel. Use the streaming links on this page to open the licensed release directly.
What mood and genres does One Piece: Heart of Gold fit best?
One Piece: Heart of Gold is classified under Action, Adventure, Comedy, Drama, Fantasy and best matches a adventurous or excited or nostalgic mood, featuring elements of heartwarming must watch, dark underrated gem, intense revenge, slow burn strong female lead, fast paced anti hero.
How many episodes does One Piece: Heart of Gold have?
One Piece: Heart of Gold (2016) is currently marked as completed with 1 episodes, averaging 104 minutes per episode.
You Might Also Like

Gintama: THE VERY FINAL
2021 · Action

Frieren: Beyond Journey’s End
2023 · Adventure

ONE PIECE FAN LETTER
2024 · Action

Attack on Titan Season 3 Part 2
2019 · Action

Chainsaw Man – The Movie: Reze Arc
2025 · Action

Fullmetal Alchemist: Brotherhood
2009 · Action

Gintama Season 3
2015 · Action

Kaguya-sama: Love is War -Ultra Romantic-
2022 · Comedy

Owarimonogatari Second Season
2017 · Comedy

Hunter x Hunter (2011)
2011 · Action

Fruits Basket The Final Season
2021 · Comedy

Gintama Season 2
2011 · Action
