One Piece: Heart of Gold

A girl named Olga is targeted by both the World Government and a man called Mad Treasure because she alone knows where to find Pure Gold, a material of immense value. To escape her pursuers, Olga joins the Straw Hat Pirates. Together, they travel to the lost island of Alchemi to locate the treasure, which is situated inside the stomach of a giant angler fish named Bonbori.

This Japanese animated adventure was produced by Toei Animation and directed by Tatsuya Nagamine. This project is the fourth film in Nagamine's directing career, following three previous works including One Piece Film: Z. The screenplay was written by Tsutomu Kuroiwa. The voice cast features Mayumi Tanaka as Monkey D. Luffy, Kazuya Nakai as Zoro Roronoa, Akemi Okamura as Nami, Hiroaki Hirata as Sanji, Yuriko Yamaguchi as Nico Robin, and Kazuki Yao as Franky.

Released in 2016 with a runtime of 104 minutes, the film combines action, comedy, and fantasy. It has received generally positive feedback from viewers, holding a rating of 6.9/10 on IMDb based on 2,100 votes and a higher score of 7.4/10 on TMDB from 106 votes.