I'm not sure if you can repeat songs for this, but I cleared some of the easier songs by star difficulty and worked my way up. The tracklist I used was
1) Ashita mo ★★
2) Kiseki ★★
3) Apollo ★★
4) Try Everything ★★★
5) Genkai Toppa x Survivor ★★★
6) Hello Kitty ★★★★
7) Yume wo Kanaete DORAEMON ★★★★
8) Let It Go ★★★★
9) Road Movie ★★★★★
10) Linda Linda ★★★★★