I Found Out That My Green Tea Girlfriend Loves to Raise Fish, so I Blew up the Fish Pond

A Novel That Made Me Laugh Until My Stomach Hurt in the Middle of the Night

Are There Any Kind of Sister Type?

I want to read a book similar to "The Stunning Beauty Queen's Excellent Young Man". It's best to be a serial with a single female protagonist. After all, who doesn't like big sisters?