Fruits Basket
The family of her school’s “prince” take her in when they find her living in a tent on their property. Turns out they have a magical family secret to turn into the zodiac animals when hugged by a member of he opposite sex.
Haru No Noroi
Hapi Mari
She works multiple jobs to pay her dad’s debt, and then is set up to marry her boss to help pay the rest.
Reimei No Arcana
She’s a princess sold off to a political marriage with the enemy’s prince. The prince is cruel, her only friend is a beast person acting as her servant and guard, and the sight of blood causes her to have psychic visions.
Love So Life
An overwhelmed uncle of twins asks her to be his babysitter. He’s career focused and stuck with kids, while she’s an orphan working at a daycare. Their little found family becomes love.
Akuma de Sourou
He bullied her, but now their single parents surprise them by marrying each other. Now they live together.
Adarushan no Hanayome
It’s a political marriage between the king’s brother and general, with the enemy’s 10 year old princess.
I’m a Villainous Daughter, so I’m going to keep the Last Boss
She’s the heroine’s rival lady. To avoid her bad end, she goes to seduce to demon king villain!
Hana Yori Dango