| LOVE | Background Vocals | Al『The First Jade』(2001.02.28 AVCT-10086) |
| La-La-Shine | Background Vocals | Al『The First Jade』(2001.02.28 AVCT-10086) |
| What's going on | Background Vocals | Al『The First Jade』(2001.02.28 AVCT-10086) |
| Satidfaction | Background Vocals | Al『The First Jade』(2001.02.28 AVCT-10086) |
| Wishing on a Star | Background Vocals | Al『The First Jade』(2001.02.28 AVCT-10086) |
| TRUE LOVE | Background Vocals | Al『The First Jade』(2001.02.28 AVCT-10086) |
| Naked | Background Vocals | Al『The First Jade』(2001.02.28 AVCT-10086) |
| No More Blues | Background Vocals | Al『The First Jade』(2001.02.28 AVCT-10086) |
| I made up my mind | Background Vocals | Al『The First Jade』(2001.02.28 AVCT-10086) |
| I WANT YOU | Background Vocals | Al『The First Jade』(2001.02.28 AVCT-10086) |
| IRON SOUL | Background Vocals | Al『The First Jade』(2001.02.28 AVCT-10086) |
| You can't get away | Additional Chorus | Al『w-inds.〜1st message〜』(2001.12.19 PCCA-01622) |
| Winding Road | Additional Chorus | Al『w-inds.〜1st message〜』(2001.12.19 PCCA-01622) |
| Feel The Fate | Additional Chorus | Al『w-inds.〜1st message〜』(2001.12.19 PCCA-01622) |
| Winter Story | Additional Chorus | Al『w-inds.〜1st message〜』(2001.12.19 PCCA-01622) |
| Give you my heart | Additional Chorus | Al『w-inds.〜1st message〜』(2001.12.19 PCCA-01622) |
| Paradox | Additional Chorus | Al『w-inds.〜1st message〜』(2001.12.19 PCCA-01622) |
| The New Generation | Additional Chorus | Al『w-inds.〜1st message〜』(2001.12.19 PCCA-01622) |
| Forever Memories | Additional Chorus | Al『w-inds.〜1st message〜』(2001.12.19 PCCA-01622) |
| Love you anymore | Additional Chorus | Al『w-inds.〜1st message〜』(2001.12.19 PCCA-01622) |
| ROUND & ROUND | Additional Chorus | Al『w-inds.〜1st message〜』(2001.12.19 PCCA-01622) |
| Endless Moment | Additional Chorus | Al『w-inds.〜1st message〜』(2001.12.19 PCCA-01622) |
| New-age Dreams | Additional Chorus | Al『w-inds.〜1st message〜』(2001.12.19 PCCA-01622) |
| Additional Chorus | Al『w-inds.〜THE SYSTEM OF ALIVE〜』(2002.12.18 PCCA-01824) |
| CHECK MY SIGN | Chorus | Maxi『CHECK MY SIGN』(2000.03.15 PCCA-01431) Al『GRACE』(2001.03.14 PCCA-01514) |
| Key of Life | Chorus | Al『GRACE』(2001.03.14 PCCA-01514) |
| Dream of Life | Chorus | Al『GRACE』(2001.03.14 PCCA-01514) |
| when... | Chorus | Al『GRACE』(2001.03.14 PCCA-01514) |
| Destiny | Chorus | Al『GRACE』(2001.03.14 PCCA-01514) |
| will celebrate | Chorus | Al『GRACE』(2001.03.14 PCCA-01514) |
| I can be your love | Chorus | Al『GRACE』(2001.03.14 PCCA-01514) |
| True Face | Chorus | Al『GRACE』(2001.03.14 PCCA-01514) |
| NEXT TO YOU | Chorus | Al『GRACE』(2001.03.14 PCCA-01514) |
| Memories | Chorus | Al『GRACE』(2001.03.14 PCCA-01514) |
| Tell me again | Chorus | Al『GRACE』(2001.03.14 PCCA-01514) |
| CHECK MY SIGN (Za Down Town Street Remix) | Chorus | Al『GRACE』(2001.03.14 PCCA-01514) |
| VALENTI | B.G.V | Al『VALENTI』(2003.01.29 AVCD-17216) |
| JEWEL SONG | B.G.V | Al『VALENTI』(2003.01.29 AVCD-17216) |
| Searching for truth | B.G.V | Al『VALENTI』(2003.01.29 AVCD-17216) |
| Discovery | B.G.V | Al『VALENTI』(2003.01.29 AVCD-17216) |
| BESIDE YOU -僕を呼ぶ声- | B.G.V | Al『VALENTI』(2003.01.29 AVCD-17216) |
| Rock With You | B.G.V | Al『LOVE & HONESTY』(2004.01.15 AVCD-17390) |
| Shine We Are! | B.G.V | Al『LOVE & HONESTY』(2004.01.15 AVCD-17390) |
| Be the one | B.G.V | Al『LOVE & HONESTY』(2004.01.15 AVCD-17390) |
| EXPECT | B.G.V | Al『LOVE & HONESTY』(2004.01.15 AVCD-17390) |
| DOUBLE | B.G.V | Al『LOVE & HONESTY』(2004.01.15 AVCD-17390) |
| メリクリ | B.G.V | Maxi『メリクリ』(2004.12.01 AVCD-30630) |