Well openings and endings are a different matter. I have a billion fav openings, but my bahagian, atas 5 are probably:
My Soul, Your Beats! (Angel Beats)
link Sailor Suit Fuku (Lucky Star)
link Red Fraction (Black Lagoon)
link Kyoumu Densen (Another)
link Küsö Mesorogiwi (Mirai Nikki)
link And remaining unlinked on my bahagian, atas senarai are various Bleach, Code Geass, and the Clannad OPs, as well as Tank from Cowboy Bebop, Lilium from Elfen Lied, and Higurashi No Naku Koro Ni OP.
As for endings, well, these are amazing:
Still Doll (Vampire Knight)
link Brave Song (Angel Beats)
link Mad Surfer (Bleach)
link Dango Daikozoku (Clannad)
link AND THE BESTEST ONE IS MARUKAITE CHIKYUU!!!