11 titles recommended if you like The Quintessential Quintuplets
Aharen-san wa Hakarenai
Kaguya-sama: Love Is War
We Never Learn: BOKUBEN
Rent-a-Girlfriend
Skip and Loafer
Tsuredure Children
My Girlfriend Is Shobitch
To Love Ru
Horimiya
Haganai: I Don't Have Many Friends
The 100 Girlfriends Who Really, Really, Really, Really, REALLY Love You