Yuu

Both have
- female leads who have been wronged and betrayed by their husbands.
- revenge plot
- Marry My Husband is way better

Both are set in a school setting
Both have many cute child actors
Both are emotionally heartwarming watches that give the same kind of warm fuzzy feeling

If you like the female lead Amami Yuki, she stars as the main character in both

She plays a lawyer who solves romantic cases in Divorce lawyer

How Gokusen's teacher might have failed in an alternative world and evolved herself to become her opposite nature