Completed
“Straw Hats help fugitive Olga reach Alchemi island inside Bonbori to find world-buying Pure Gold.”
One Piece: Heart of Gold
ワンピース ～ハートオブ ゴールド～
7.48
2,202 rank · 84,068 viewers · 47 favorites
Action
Adventure
Comedy
Drama
Fantasy
Shounen
Watch on
Crunchyroll
Would You Love or Hate This?
AI-powered analysis tailored to your taste
Based on your preference for character-driven stories with layered emotional arcs, this title's exploration of identity and belonging would deeply resonate. The pacing mirrors series you've rated highly, and its thematic depth aligns with your appreciation for nuanced storytelling...
However, the slow initial episodes might test your patience given your history of dropping shows that don't hook you early. The art style shift in the middle arc could also be a concern...
Personalized to you
Honest pros & cons
Based on your library
Synopsis
Straw Hats help fugitive Olga reach Alchemi island inside Bonbori to find world-buying Pure Gold.
A girl named Olga is pursued by both the World Government and a man named Mad Treasure, as she is the only one who knows the location of the Pure Gold, a substance that can buy the entire world. Olga ends up sailing with the Straw Hat Pirates, and they journey to find the Pure Gold on the lost island of Alchemi, which is located inside the stomach of a large angler fish named Bonbori. (Source: IMDb)
What people say
Community consensus
Derived from 10 sampled reviews
6.6
/10
What 10 viewers settled on.
80%
recommend
Score distribution
median 6
mode 5
σ 1.91
Agreement
Polarized
σ 1.91 · split reception
The polarity gap
4.8 pts
Recommenders 8.8 · others 4.0
Yes
No
Score over time
↓ 2.40
Running avg · Jul 2016 → Aug 2025
Snap verdicts
· shortest highly-rated reviews
- 10 “Olga is an extremely appealing, cute lolibaba who alone makes this special worth watching. Beyond her, the episode delivers a solid plot, decent new characters, good animation, and characterization...”
- 8 “A proper Straw Hat adventure with nuance due to the pure gold and Alchemi island stuck inside a big fish. Olga (the young girl) is an irritating kid at first until you see why within the story....”
- 9 “Heart of Gold delivers a refreshing, classic-feeling adventure that finally gives Sanji, Nami, Chopper, and Brooke meaningful screen-time while beautifully setting up Film Gold. The two-hour...”
Verbosity
Short · 60%
Medium · 30%
Long · 10%
Watch Order & Related
Explore the One Piece: Heart of Gold universe
Cast
See all →Trailers & videos
See all →Gallery
See all →If you stay for this, you'll stay for these
See all →The community pairs this with
See all →Made by
See all credits →Production slate
A Tv special Production
Toei Animation.- Format 1 × 104′ eps × min
- Total runtime 1h 44m all episodes
- Aired Jul 2016 – ongoing
- Source Tv special media type
- Rated PG 13 - Teens 13 or older
- Ref. BS-11474 catalog
Licensed by
- Funimation Licensor