My Little Monster
となりの怪物くん (original)
Mizutani Shizuku finds peace in her studies. Working hard to stay at the top of the class, alone but focused. When she is tasked with delivering class materials to Yoshida Haru, her world starts to rapidly expand. With some new friends and feelings, will she be able to stay focused on her studies?
Starring Haruka Tomatsu, Atsumi Tanezaki, Tatsuhisa Suzuki, Tomoyuki Higuchi, Yuki Ono, Takuma Terashima, Yuichi Nakamura
Watch "My Little Monster" on Crunchy Roll released in 2012. It's a comedy and animation show, and has a rating of 7.2 out of 10 from Imdb which is usually fine for this kind of show, and is currently available to watch for free.