Box Office Mojo has reported that, as of October 2, 2018, the anime film has earned US$5,117,633 after one week of screenings in the United States.
According to FUNimation Entertainment and Box Office Mojo, the film ranked at #4 on October 2, 2018, earning US$1,004,659 with a per-screen average of US$1,978. The per-screen average for that day was higher than any other film in the top 10 for that day. FUNimation also stated that the film is the 11th highest-grossing anime film in the United States as of October 2, 2018.
FUNimation screened the film in more than 400 theaters in the United States and Canada on September 25, 26, 27, 29 and October 2, 2018. Screenings on September 25, 27, and 29 were English-dubbed, while screenings on September 26 and October 2 were in Japanese with English subtitles. FUNimation announced on October 3, 2018 that it is adding two more days of screenings for the film in the United States on October 4 and 6, 2018. In Canada, additional screenings will take place on October 5-11, 2018.