A Paramour

Me too

Im sorry but following

well there's http://www.mangago.me/read-manga/kawaii_obaka_kun/ i thought it's pretty popular and there's more but i'm kind of lazy to look all over my read manga lol. oh, also http://www.mangago.me/read-manga/otona_keikenchi/
you might want to go around the ones i'm collecting
http://www.mangago.me/people/tag/49344/Airhead+uke/

Something like this? http://www.mangago.me/read-manga/baka_ni_koi_toka_shoujiki_muri_ja_ne/