One of the more surprising things about this season is we have actual birthdates of the main cast. Apart from Haru in Appmon we've never had birthdates before.

Beatbreak's story starts on 17th May 2050 (>>283148897) and given the character profile page on https://www.toei-anim.co.jp/tv/digimon_beatbreak/character/, the dates are as follows:

>Tomoro: 20th January 2035
>Reina: 7th May 2034
>Makoto: 10th September 2039
>Kyo: 11th November 2027