I think that all anime have a lovely opening *u* but my fav >W< attack on titan 1st op mekakucity actors *-*let's DAZE and shaman king fan opening <33333 --> in love
Baccano! Durarara OP 1 Sakurasou no Pet na Kanojo OP 2 DATABASE DATABASE WOOOOWW Tokyo Ghoul Kuroko no Basuke OP 1 Samurai Champloo Kill La Kill OP 2 Gekkan Shoujo Nozaki-kun Noragami Bleach OP 2 and 3 Sakura Trick
There's probably more but I can't remember them right now l0l