Hana to Akuma, although it;s not the main character/couple, he's an important ing character.other than that, maybe you can try looking in the "in love with BF's boyfriend" and the like, maybe you'll find something interesting. 4zt58

[img]http://img267.imageshack.us/img267/4466/princesswallpaper2560x1.jpg[/img]

"In a world where most people would be crazy, then it would be normal to be crazy and crazy to be normal... but then again, if you were normal, then you would be crazy... isn't it crazy what a paradox a little craziness can create?"

Cardcaptor Sakura

It's implied that Tomoyo has feelings for her best friend, Sakura. But she never tells Sakura the truth, and actually helps Sakura with her other romantic interests.

Junjou Romantica
Mostly played for comedy, however.
Gakuen Alice Not fully, but for a bit.
xxxHoLic

A lot of hints of unrequited, unfulfilled love here and there.