Shin Mama (42), Apuri de Unmei no Koi wo Mitsukemasu.

Akari is a 42-year-old single mother. She signs up to apps every day to look for a new husband, but the only ones who give her "likes" are older men... One day, she falls for a young, handsome dad in her neighborhood... but is hurt when he asks her, "Are you neglecting your kids and using a dating app?" However, the next man she matches with is a highly educated, super handsome guy!? She is determined to find happiness! A heart-warming romantic comedy about a single mother's search for a partner!

(Source: Kodansha, translated)