Always good to put a challenge to yourself. Five songs? Really? I think currently I'd choose the following (with the caveat that this may change whenever wherever) - and alphabetically, no way I'm ranking anything:
fairyland
Fly high
GREEN
RAINBOW
You were...
Maybe? It's impossible........................................ ......
/edit: I already forgot ten thousand amazing tracks

Can I at least do a shadow top 5?
Criminal
forgiveness
July 1st
no more words
SURREAL
/edit: Okay, and a shadow shadow top 5.
ever free
Endless sorrow
Mirrorcle World
No way to say
theme of a-nation '03