Chiikawa Film Adds Nagano-Drawn Holographic Clear Card Bonus
The seventh theatrical bonus for the Chiikawa film is a set of four holographic clear cards drawn by Nagano, distributed at random from October 24, 2026.
The seventh theatrical attendance bonus for the film The Secret of the Mermaid Island from the Chiikawa series has been announced as a set of four clear cards drawn by original creator Nagano, according to animeanime.jp. The cards are to be distributed at random, one per audience member, starting October 24, 2026, at theaters screening the film, while supplies last.
The four designs feature Chiikawa, Hachiware and Usagi; Hitoha and Futaba; the Siren and three mermaids; and Shima Jiro. Each card has holographic finishing.
The sixth bonus, a charm mini figure, is available only until October 23, 2026, at theaters that still have stock.
Background
Chiikawa began serialization on X in 2020, and the anime adaptation started airing in 2022, with its catch-up streams on YouTube surpassing 500 million total views. The film opened on July 24 and reached No. 1 in the 2026 box office ranking. As of October 18, 2026, after 87 days in theaters, it had earned 18.1 billion yen and drawn 12.42 million admissions. A 4DX version began screening on September 5, 2026, and additional cheer screenings were decided.
Quick answers
What is the seventh theatrical bonus for the Chiikawa film?
A set of four holographic clear cards drawn by Nagano, distributed at random, one per audience member.
When does distribution of the seventh bonus begin?
October 24, 2026, at theaters screening the film, while supplies last.
Until when is the sixth bonus available?
Until October 23, 2026, at theaters that still have stock.