It’s a Summer Film! (2021)

Other name: サマーフィルムにのって

Synopsis:

Barefoot and her friends decide to make a samurai movie, gather a unique cast and staff for the production, and try to screen it at their school festival. During the production, Barefoot finds out that Rintaro is a time-traveler from the future.

Director: Soushi Matsumoto

Also known as: サマーフィルムにのって