is this from a real manga? http://www.mangago.me/read-manga/sekai_wa_kimi_de_mawatteru/bt/204019/Vol1_Ch2/2/
No, it's just an illustration by Kyuugou.
Yes, it's from a manga called "Acid Town"
is this from a real manga?
http://www.mangago.me/read-manga/sekai_wa_kimi_de_mawatteru/bt/204019/Vol1_Ch2/2/