Pure romance

Male lead is 32 years old, female lead is 28, both have never been in a relationship before- first time dating is with each other.
They are both madly in love with each other (male lead is always calling female lead an angelits so cute)
Lovey dovey cute romantic couple who dont know anything about dating (sometimes they struggle) its sooooooo pure

Cuteness overload - main guy (ono) likes the girl (main female lead) who is seated in front of him and thinks of her as cute.

Cute, beautiful story.
Assigned who to marry
Main guy meets the girl who he has to marry

Delinquet x flower shop owner
Shoujo
So cute

They are married. Ikumi and sumi. But they have not yet done it and when then try to, something always stops them.

Firefighter x highschool girl
Main female girl is always getting into danger and her mr orange always saves her

Tsundere boyfriend x girlfriend
Bf is helplessly in love with his gf but his tsundere self does not allow him to admit it in front of her

Itsumi is so cute, my heart

Female lead is strong and independant
Male lead falls in love with her and tries to win her heart - he has masochistic tendencies

At first heesu has a one sided love towards his friend who does not feel the same way.
But someone else is in love with heesu and they will get together and it is super cute and fluffy.