Try the works by Hoshino lily and Minami Haruka.
http://www.mangago.me/read-manga/i_want_to_become_your_bird/ (the works of this mangaka might also work)
http://www.mangago.me/read-manga/ake_nure_goyou_ni_furu_yuki_wa/
http://www.mangago.me/read-manga/dia_game/
http://www.mangago.me/read-manga/hanamachi_monogatari_hatsuzakura_mau_yoru_no_shitone/
http://www.mangago.me/read-manga/madness/
http://www.mangago.me/read-manga/keep_out_kisaragi_hirotaka/
http://www.mangago.me/read-manga/love_monster_mio_junta/
http://www.mangago.me/read-manga/soba_ni_oitene/
http://www.mangago.me/read-manga/wild_rock/
http://www.mangago.me/read-manga/mede_shireru_yoru_no_junjou/ (the works of this mangaka too)
http://www.mangago.me/read-manga/kawaisa_amatte_nanika_ga_hyakubai/ (last story)
Mangas from Ootsuki Miu.
And from Tamaquis Wren.
Can someone suggest a yaoi or shounen ai with a really girly character, either looks or character?
Thanks in advance!