My favorite jpop pieces tend to be ballads so I'm putting out a list of my absolute favorites and seeing what you guys think. Choices are:
Koda Kumi:
Moon Crying
Yume no Uta/Futari de (I actually prefer Futari de more)
Perfume:
Negai
I still love U (not sure if this is a ballad really...electro-ballad? @_@)
alan (I feel like I want to list her whole discography LMAO):
Kuon no Kawa
Megumi no Ame
Tsuki ga Watashi
Yume no Garden
Liberty
Red Cliff ~Shin Sen~
Ayumi Hamasaki (yeah I know...its Ayu but I'm keeping this list short. too many good ones):
Walking Proud
A Song for XX (Not a ballad but...rock ballad maybe???)
Moments
JEWEL
Secret
Utada Hikaru:
Deep River
Final Distance
First Love
Flavor of Life
Passion