http://iweb2.mangapicgallery.com/r/newpiclink/himegoto_asobi/1/8fcab98321e48d738a08e3ec0b8c777e.jpeg
from which author are this manga s
I don't know which manga but the artist is definitely Watanabe Aisa.
http://iweb2.mangapicgallery.com/r/newpiclink/himegoto_asobi/1/8fcab98321e48d738a08e3ec0b8c777e.jpeg