2021 New Year – Rebirth of Shiramochi-ō

2021 New Year – Rebirth of Shiramochi-ō (2020正月-白餅王降臨-) is a holiday event that occurred in the Great Tomb of Nazarick. It will be released on January 1, 2021 to January 15, 2021.

Background
Momonga visits the Round Table Room for a meeting and finds Albedo and Demiurge, and a mysterious boy are relaxing. He was confused. Momonga moves on his own to eliminate the "New Year" mood has spread in Nazarick.――Without knowing that this incident has happened a "second time"

Incident
TBA

Aftermath
TBA