The anime will premiere in Japan on September 18.
The film was previously set to premiere May 29, but TOHO and the film's production committee delayed the film's premiere due to COVID-19.
BUMP OF CHICKEN will be performing the film's theme song "Gravity."
Crunchyroll has translated a message from the band:
"Thank you for using our new song 'Gravity' as the theme song. Ahead of the release, all members have already enjoyed watching the film. The fresh thoughts of each character and the delicate, colorful, and beautifully rendered backgrounds were perfectly matched, and a very dazzling world was wide open. We're looking forward to the release!"
TRAILER:
MAIN VISUAL:
The tagline on the visual reads, "I want to strive even harder because I like you."
Akari's parents will be voiced by Kikuko Inoue and Hideyuki Tanaka, and Yuna's parents are voiced by Aya Hisakawa and Kazuhiko Inoue. Shun Horie and Ayane Sakura will join the cast as Akari and Yuna's classmates.
The main cast of the live-action film will be making guest voice acting appearances in the animated film.
In the anime film, Takumi Kitamura and Eiji Akaso are cast as male students who visit the Cultural Festival. Meanwhile, Minami Hamabe plays Chiyo in the play "Itsuka Sekai no Katasumi de" (Someday in a Corner of the World) performed at the festival, and Riko Fukumoto voices Chiyo's daughter Ayuko.
ANIME FILM STAFF:
Director: Toshimasa Kuroyanagi at A-1 Pictures
Script: Erika Yoshida
Character Designs: Yuu Yamashita
Music Composition: Yuuji Nomi
Takahiro Miki is directing the film, and Miki and Yōko Yonaiyama are writing the script.
The film's theme song, "115-man Kilo no Film" (1.15 Million Kilometres of Film) is performed by Official HiGE DANdism.
The live-action film is set to premiere on August 14.