Steven Lee (music producer) Original songs (released) Original songs (released)

| Album_Name | Artists | Label | Role_Credit | Date_ | Chart_ |
|---|---|---|---|---|---|
| The Single Collection | F.T.Island | Warner Music, Japan | Producer, Songwriter, Arranger, Keyboards, Programming | September 8, 2013 | Top 10 Album Japan |
| Neonlight Lipstick (Digital Single) | Namie Amuro | Avex, Japan | Producer, Songwriter, Keyboards & Programming | October 9, 2013 | #1 Japan Single Download Chart |
| Jump Tour 2013 DVD | Hey! Say! JUMP | Johnny`s Entertainment, Japan | Producer, Songwriter, Keyboards & Programming | November 13, 2013 | #1 Oricon Japan DVD Chart |
| 1st Mini Album Kusabi | KAT-TUN | Johnny`s Entertainment, Japan | Producer, Songwriter, Keyboards & Programming | November 27, 2013 | #1 Oricon Japan Album Chart / Gold |
| 3rd Album Love & Peace | 소녀시대, [Girl`s Generation(少女時代)] | Universal, Japan | Songwriter | December 11, 2013 | #1 Oricon Japan Album Chart / Gold |