can あなた guys give a names of Romantic アニメ to watch Plz ! i will be so thankful for u guys if u help me here !

桃, ピーチ Girl
Junjou Romantica (Yaoi)
Sekai Ichi Hatsukoi (Yaoi)
イチゴ Panic! (Yuri)
School Rumble (Romantic comedy)
Ouran High School Host Club (Rom. Com.)
.. Yyyeah.. xD

Ouran high school host club
Fruits basket (I haven't seen all of it but it seems romantic so far)

(I have heard "Special A" is good)

Full moon o Sagashite is a good マンガ and they made it into an アニメ I haven't watched it though

Pic from Ouran high school host club

Kaichou wa Maid-sama!, Special A, Itazura na kiss, Tordora, エンジェル Beats(only at the very end), Otome Yokai Zakuro, Kids on the Slope.
And a lot more.
If あなた want to look for them yourself, go to an アニメ site like "AnimeFreak" または something and do the advanced 検索 engine. Then click the Romance genre.

winter cicada
junjou romantica
sekaiichi hatsukoi
gravitation
air tv
i 愛 my little sister
haru wo daiteita
antique bakery
clannad
d.n. angel
fruits basket
fullmetal panic
gakuen heaven
holw's moving castle(movie)
kaichou wa maid-sama
loveless
tokyo mew mew
ouran high school host club
shuffle
shugo chara
close the last door
maiden rose
kirepapa
koisuru boukun
level c
okane ga nai
papa to キッス in the dark
sex pistols
sukisho
tight rope
yami no matsuei
vampire knight

kimi ni todoke is a realy good one~
aswell as kaichou wa maid sama, clannad & lovely complex ^^