manga yamada kun to 999 level

My Love Story with Yamada-kun at Lv999 (山田くんとLv999の恋をする Yamada-kun to Lv999 no Koi o Suru) is a Japanese shōjo manga series written and illustrated by Mashiro. what to say christmas cards Comic Smart's Ganma! Magazine published it digitally, and Media Factory printed copies of it