Uzaki-Chan Wa Asobitai!

Chapter 66
Chapter 65
Chapter 66.2
Chapter 65
Chapter 66.2
Annoying! Cute! But Annoying! Shinichi Sakurai is a grumpy-faced, athletic and quiet college student who just wants to be left alone, but he is frequently teased by his cute, stacked underclassman Hana Uzaki, who he has known since high school. Sugoi Dekai means something along the lines of "impressively huge."
Related Series