The second season, titled The Quintessential Quintuplets ∬ (yes, that’s a double integral symbol) is scheduled to premiere on TBS in Japan on January 7, 2021, at 25:28 JST (effectively 1:28 AM on January 8).
The series is being produced at Bibury Animation Studio (Azur Lane: The Animation), with Keiichiro Ochi returning as the series composer from the first season.
The second season will be under the direction of Kaori (Yuyushiki), who is taking over from season one director Satoshi Kuwabara.