Responses
They are all from a shonen manga/anime called Katekyo Hitman Reborn.
The character you're specifically referring to is Kyouya Hibari.
beta
You know the boy holding the sign that says boyfriend and it is crossed out, which anime is he from or is he just a drawing and not from an anime. If you don't know what I'm talking about click the link below:
http://www.mangago.me/read-manga/koisuru_boukun/mh/v09/c006.1/1.html/pg-1/