San and Mayu are schoolgirls on a quiet island, close as sisters. When the war reaches them, they're sent into a cave hospital to nurse wounded soldiers, and what they hold onto is each other. Hand-drawn by animators who shaped Princess Mononoke and The Boy and the Heron. It opens on Labor Day weekend. Learn more
Percentages (%) reflect how people are predicting, not probabilities
The market resolves YES if Cocoon: One Summer of Girlhood earns the selected option for it's domestic box office opening. Otherwise, the market resolves NO. The outcome will be verified by Box Office Mojo.
This market closes on 9/4/2026 at 11:59 PM ET.
This market may close and expire early if the event occurs before the close date. Otherwise, it closes by 9/4/2026, 11:59 PM ET.
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