The Quintessential Quintuplets (Japanese: 五等分の花嫁, Hepburn: Go-Tōbun no Hanayome, lit.

[3] Kaori is replacing Satoshi Kuwabara as the director of the season, and Keiichirō Ōchi is returning to write the scripts.

The season was originally scheduled to premiere in October 2020,[4] but due to issues caused by the COVID-19 pandemic, the anime was delayed to air from January 8 to March 26, 2021.

The opening theme song is "The shape of the Quintuplets" (五等分のカタチ, "Go-Tōbun no Katachi") and the ending theme song is "First Love" (はつこい, "Hatsukoi") are performed by the Nakano Family Quintuplets (中野家の五つ子, Nakano-ke no Itsutsugo).

[5] The ending theme of the last episode is "Quintuplet Feelings" (五等分の気持ち, Gotōbun no Kimochi) also performed by the Nakano Family Quintuplets (中野家の五つ子, Nakano-ke no Itsutsugo), which was also the opening of the first season.