The main cast has been announced for the forthcoming Hello World anime film:
- Minami Hamabe is Ruri Ichigyō
- Takumi Kitamura is Naomi Katagaki (16-year-old)
- Tori Matsuzaka as Naomi Katagaki (10 years older)
Tomohiko Ito is directing the film at Graphinica. Mado Nozaki is writing the screenplay, and Yukiko Horiguchi is designing the characters.
Hello World is scheduled to open in Japanese theaters on September 20, 2019.