
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)
One Piece: Heart of Gold has 1 episodes.
One Piece: Heart of Gold is currently finished airing.
One Piece: Heart of Gold was produced by Toei Animation.
One Piece: Heart of Gold aired Jul 16, 2016.
One Piece: Heart of Gold is based on a Manga.

Brook
Main
CV: Cho

Franky
Main
CV: Yao, Kazuki

Monkey D., Luffy
Main
CV: Tanaka, Mayumi

Nami
Main
CV: Okamura, Akemi

Nico, Robin
Main
CV: Yamaguchi, Yuriko

Roronoa, Zoro
Main
CV: Nakai, Kazuya

Sanji
Main
CV: Hirata, Hiroaki

Tony Tony, Chopper
Main
CV: Ootani, Ikue

Usopp
Main
CV: Yamaguchi, Kappei

Carina
Supporting

Drunk, Naomi
Supporting
CV: Mizuhara, Kiko

Gismonda
Supporting
CV: Suzuki, Katsumi

Heracles
Supporting

Livia
Supporting
CV: Ono, Fuyuka

Myskina, Ashe
Supporting
CV: Shibukawa, Kiyohiko

Myskina, Olga
Supporting
CV: Hamabe, Minami

P, Psycho
Supporting
CV: Yoshino, Hiroyuki

Rob, Lucci
Supporting
CV: Seki, Tomokazu

Tanaka
Supporting
CV: Hamada, Gaku

Tesoro, Gild
Supporting
CV: Yamaji, Kazuhiro

Treasure, Mad
Supporting
CV: Oguri, Shun

Yukimura
Supporting
CV: Masutani, Yasunori
Ranked higher than 89% of all anime on AniTome (out of 19,551)
More popular than 87% of all anime
Toei Animation also made