Kurokuroku

is Japanese manga written and illustrated by Atsushi Nakamura that was serialized on the Weekly Shōnen Jump magazine starting in issue 35, released July 2013.

Plot
Yusa Chiaki is a ordinary high-school student, whose motto is simplicity and frugality. Her favorite character is Uesugi Youzan. One day while going to search for a part time job she gets chased by kappas and a mysterious man rescues her. What will happen to her now?

Official

 * Japanese Shonen Jump Kurokuroku website
 * English Shonen Jump Kurokuroku website