The Fandom Post is reporting that the Ikebukuro West Gate Park is scheduled to premiere in Japan on October 6, 2020. The site also announced that FUNimation Entertainment will be simulcasting the series in the United States, Canada, the United Kingdom, and Ireland.
Tomoaki Koshida is directing based on the series composition by Fumihiko Shimo. Junichiro Taniguchi is serving as the character designer.
Ikebukuro West Gate Park was originally scheduled to premiere during the Summer 2020 anime season, but was pushed back to October 2020 due to the effects of COVID-19 on the production schedule.
Source: The Fandom Post