not in order, and it's hard to pick just 5
Albums
miwa - guitarissimo
Brown Eyed Girls - Sixth Sense (and the repackage)
Wonder Girls - Wonder World
Maki Goto - Aikotoba (VOICE)
Girls' Generation - 1st Japan Album
IU - Last Fantasy
Singles
f(x) - Pinnochio (Danger)
2PM - Hands Up
Girls' Generation - Mr.Taxi
2NE1 - LONELY
BIG BANG - Tonight
B2ST - Fiction
MVs
Kyary Pamyu Pamyu - PONPONPON
Girls' Generation - The Boys
Brown Eyed Girls - Sixth Sense
Brown Eyed Girls - Cleansing Cream
f(x) - Pinnochio (Danger)
SHINee - Replay (Kimi wa Boku no Everything)
Artists
Girls' Generation
Brown Eyed Girls
IU
2NE1
Rookies of the year
Kyary Pamyu Pamyu
B1A4