The Secret of the Mermaid Island was the highest-grossing Japanese anime film of 2026 in Singapore as of 9 September.
Chiikawa the Movie: The Secret of the Mermaid Island has reached a new international milestone. According to Medialink Films Singapore, it was the highest-grossing Japanese anime film of 2026 in Singapore as of 9 September, just weeks after its local theatrical release on 20 August.
Based on the world created by Nagano, the feature film takes Chiikawa and his friends to a mysterious island. Nagano also wrote the screenplay, while Kei Oikawa directed the film.
Its success in Singapore shows Chiikawa’s ability to connect with audiences beyond Japan. Starbright Licensing represents Chiikawa in Italy through its agreement with Spiralcute International.
