Responses
There’s a lot like this.. but I can’t think of anything else but
https://www.mangago.me/read-manga/i_became_the_hero_s_mom/
Pls ignore it’s wrong one
Maybe wrong, but this one whole family got reincarnated and all are main characters.
https://www.mangago.me/read-manga/tanaka_family_reincarnates/
In this manga all the main characters are reincarnated and I specifically remember the female lead being a reincarnated 9-year-old who loved the MC