Rsawh

http://www.mangago.me/read-manga/keishichou_tokuhanka_007/
http://www.mangago.me/read-manga/kainushi_wa_akuma/
http://www.mangago.me/read-manga/oresama_teacher/ (it's a gender bender)
http://www.mangago.me/read-manga/kyou_koi_wo_hajimemasu/ (i don't really like it at first but then it turns out to be amazing)
http://www.mangago.me/read-manga/love_so_life/ (the baby is cute)
http://www.mangago.me/read-manga/soredemo_sekai_ha_utsukushii/ (i like the anime)
http://www.mangago.me/read-manga/pureblood_boyfriend/
http://www.mangago.me/read-manga/akagami_no_shirayukihime/
http://www.mangago.me/read-manga/hana_no_kishi/ (it's gender bender)
http://www.mangago.me/read-manga/kanojo_ni_naru_hi_another/ (also gender bender)

well, i'm sorry if you don't like it :)

hirunaka no ryuusei
ran to haiiro sekai (not particularly shoujo)

I stopped reading kyou koi wo hajimemasu a while, I am reading Oresama teacher I love it I also purchased the licensed copy. I will take a look at the other two links....thank you

Well if you're interested in physically strong female leads then I'll recommend a lot of Hwang Mi Ri works (I'll link one of my favorites below and you can check out others if you'd like)

http://www.mangago.me/read-manga/hot_blooded_woman/

If you're looking more for mentally strong/development of a strong personality, then I'd recommend these:

http://www.mangago.me/read-manga/tokyo_crazy_paradise/
http://www.mangago.me/read-manga/basara/
http://www.mangago.me/read-manga/anatolia_story/
and this one: http://www.mangago.me/read-manga/claymore/ (though it's more shounen than shoujo so you may not like it).
Let me know if you need more! (๑•ㅂ•)و✧

Dengeki Daisy ♡