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

| Album_Name | Artists | Label | Role_Credit | Date_ | Chart_ |
|---|---|---|---|---|---|
| V-U-Densetsu II | Biyuden | Up-front Works, Japan | Songwriter | February 15, 2006 | #1 Oricon Japan DVD Chart |
| Best of KAT-TUN | KAT-TUN | Johnny`s Entertainment, Japan | Songwriter, Lyricist | March 22, 2006 | Gold Disc Award 2006 Best 10 Albums of the Year |
| Farewell | Van Tomiko | Avex Trax, Japan | Songwriter, Lyricist | March 29, 2006 | Top 10 Oricon Japan Album Chart |
| Good Day! | V6 (Coming Century) | Johnny`s Entertainment, Avex Trax, Japan | Songwriter | June 14, 2006 | #1 Oricon Single Chart / Gold |
| NHK TV Japan Animation Samurai 7 Opening Theme Song | Coming Century | Johnny`s Entertainment, Avex Trax, Japan | Songwriter | June 2006 | - |
| Yeah! Album Fly Away | Park Jung Ah | Star Empire / CJ Music, Korea | Publisher | August 25, 2006 | Top 5 Album Korea |