http://www.mangago.me/read-manga/hishinuma_roh_hotel/mf/v01/c001/35/Thaaanks ~ ε=ε=(ノ≧∇≦)ノ
I believe the artist is Sasaki Kumiko, and I think it is just an illustration. At least, I haven't been able to find out where it originated.
http://www.mangago.me/read-manga/hishinuma_roh_hotel/mf/v01/c001/35/
Thaaanks ~ ε=ε=(ノ≧∇≦)ノ