Japan
No data
2019-09-20
Singapore
No data
2019-10-24
Philippines
No data
2019-10-30
Hong Kong
No data
2019-11-07
Taiwan
No data
2019-11-15
Thailand
No data
2019-11-28
Italy
No data
2020-03-09
Germany
(Nippon Connection Film Festival)
2020-06-09
Germany
(Fantasy Filmfest)
2020-07-11
Germany
(limited) (OmU)
2020-07-12
UK
(Japan Foundation Touring Film Programme)
2021-03-01
China
No data
2021-06-11
Spain
(internet premiere)
2021-06-25
Spain
(DVD & Blu-ray premiere)
2021-06-30
Spain
(Navarra - FAN Film Festival)
2021-09-05
UK
(Aberystwyth) (Kotatsu Japanese Animation Festival)
2021-10-02