How to walk time (1-4 volumes latest edition)

Publisher: Asahi Shimbun Publishing
Author: Nariko Enomoto
Size: 128mm x 182mm
Number of books: 4
Language: Japanese
Category: Girl manga, manga
Latest release date: 2014-01-04

Synopsis:
A junior high school student, Kiroko, who was played from the flow of time and decided to travel with a future person, Kita. At least a mysterious world awaits the child who plans to return to the original world at least ... !!