I noticed you said "J-Pop" but a lot of people are including K-Pop artists. I'm just going to include J-Pop artists because this would be far too long if I did both. x___x
Becky's J-Pop Greatest Hits
1. fated by Ayumi Hamasaki
2. RAINBOW by Ayumi Hamasaki
3. FREAKY by Koda Kumi
4. TABOO by Koda Kumi
5. CANDY CANDY by Kyary Pamyu Pamyu
6. Drinker by Kyary Pamyu Pamyu
7. BLUE by Utada Hikaru
8. COLORS by Utada Hikaru
9. Dear... by Kana Nishino
10. SAKURA, I love you? by Kana Nishino
11. NEW LOOK by Namie Amuro
12. WHAT A FEELING by Namie Amuro
13. CHU-LIP by Ai Otsuka
14. Planetarium by Ai Otsuka
In no particular order.
