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

| Album_Name | Artists | Label | Role_Credit | Date_ | Chart_ |
|---|---|---|---|---|---|
| Bokunopagewomekureba (僕の頁をめくれば) | Park Yong Ha | Pony Canyon, Japan | Songwriter, Lyricist | January 1, 2007 | #2 Oricon Single Chart |
| Yong Ha`s Melody | Park Yong Ha | Pony Canyon, Japan | Songwriter | March 21, 2007 | Top 40 Oricon Japan Album Chart |
| Johnny`s Jr. Odaiba Con 07 | Johnny`s Jr | Johnny`s Entertainment, Japan | Songwriter, Lyricist | July, 2007 | - |
| Live of KAT-TUN Real Face DVD | KAT-TUN | Johnny`s Entertainment, Japan | Songwriter, Lyricist | April 11, 2007 | #1 Oricon Japan DVD Chart / Platinum |
| Horizon | Field of view Yuya Asaoka | Tokuma Communication, Japan | Songwriter | April 25, 2007 |  |
| Johnny`s Jr. Hey Say 07 in Yokohama Arena Con | Hey! Say! 7 | Johnny`s Entertainment, Japan | Songwriter | September, 2007 | - |