Singles
| Date | Title | Peak position | Weeks | Sales |
|---|---|---|---|---|
| November 22, 2006 | "Boku wa Kuma" | 4 (Oricon) | 22 | 147,041 |
| February 28, 2007 | "Flavor of Life" | 1 (Oricon) | 45 | 650,510 |
| August 29, 2007 | "Beautiful World/Kiss & Cry" | 1 (Oricon) | 26 | 235,050 |
| February 20, 2008 | "Heart Station/Stay Gold" | 3 (Oricon) 3 (Billboard Japan Hot Single Sales) No. 2 (Billboard Japan Hot 100) 1 (Billboard Japan Hot 100 Airplay) |
11 | 76,762 |
| March 27, 2008 | "Fight the Blues" – Digital | 1 (Billboard Japan Hot 100) 1 (Billboard Japan Hot 100 Airplay) No. 2 (J-Wave Tokio Hot 100 Singles) |
– | |
| May 21, 2008 | Prisoner of Love | 2 (Oricon) 2 (Billboard Japan Hot 100) 6 (Billboard Japan Hot 100 Airplay) 8 (J-Wave Tokio Hot 100 Singles) |
7 | 81,266 |
Read more about this topic: Heart Station