Manga with Age gap straight couple with no smut (=・ω・=)

Here you go dear enjoy https://www.mangago.zone/home/mangalist/2095312/

(*^-゜)vThanks!

Dengeki Daisy. I think they have an age gap, it's quite old tho
Azure and Claude(story is kind of dark)
Sesame Salt and Pudding
Spring Thunder and Love
Until death do us part (has action 200+ ch not romance focused)