Responses
http://www.mangago.me/read-manga/hatsukoi_wa_gunjou_ni_tokeru/ (He was bullied a lot)
I'm sorry I can't think of anything else. There's Smells like green spirit and he's bullied too, slightly but I don't think he gets a trauma or anything.
Άny yaoi where the guy has a trauma or something because he was harassed for being gay?