Secret Code is the debut major album by artist Aya Kamiki, released on July 12, 2006. It comes in a CD only version. Secret Code debuted at number 5 on the Oricon Weekly Charts for Japan and sold 70756 copies in total. "Secret Code" was used as the ending theme song for JAPAN COUNTDOWN.

1. Communication Break
2. Pierrot (ピエロ)
3. (もう君だけを離したりはしない)
4. Secret Code
5. Bounce, Bounce, Bounce
6. Pride of Place (プライド オブ プレイス)
7. Natsu no Aru Hi (夏のある日)
8. I Sing This Song For You
9. Kizudarake Demo Dakishimete (傷だらけでも抱きしめて)
10. Believe in YOU
11. Can't stop fallin' in LOVE
12. Changing The World
13. Friends (フレンズ)

Initial week estimate: 31,158
Total estimate: 65,004

• GIZA studio (2006), Aya Kamiki official website
• Oricon Style (2006), Oricon profile