Read manga: Mometen Musume

manga
Artists: Yoshihara Nozumi
Status: completed
Latest chapter: Vol.1 Chapter 0
Updated at: Aug 25, 2019
Summary:

[From Impossibility]:Hikaru doesn't excel in school or is an 'ideal' student like her sister. In order to get her grades up, her mother hires one of her classmates, Momo, to help tutor her.