According to the Ota City, Gunma Prefecture website (updated 1/12), a corona outbreak occurred at a church in Ota City, Gunma Prefecture.
https://www.city.ota.gunma.jp/005gyosei/0070-009kenko-dukuri/01news/2021-0112-1523-74.html

・ Assemblies of God · Religious Organization · Church (304-3 Shimohamadacho, Ota City) A total of 42 positives have been identified in this case.
The situation is that worship services and dinner parties are held from December 31st to January 3rd, and the number of participants is about 260. * Church worship has not been held since January 4th.

The number of infections is increasing rapidly, so please strongly encourage us to refrain from going out unnecessarily (refrain from gatherings, do not party with 5 or more people), and wear masks.