| 6/10/2001 | Itoshigo yo (愛し子よ) | |
|
1. | Itoshigo yo (愛し子よ) |
| 2. | Chie no Mi (知恵の実) | |
| 3. | Heart Dance (ハートダンス) (Heart Voice Version) | |
| 6/12/2001 | Lost Butterfly (ロスト バタフライ) | |
|
1. | Lost Butterfly (ロスト バタフライ) |
| 2. | Bokura no Hakoniwa (僕らの箱庭) | |
| 3. | Elements (エレメンツ) (Lode Star Melody) | |
| 26/6/2002 | Yuruginai Utsukushii Mono (ゆるぎない美しいもの) | |
|
1. | Yuruginai Utsukushii Mono (ゆるぎない美しいもの) |
| 2. | Lost Butterfly (ロストバタフライ) (Brave Mix) | |
| - | LOVE SOUNDS ON JET STREAM Megumi no Shima~Hoshi no Tsubuyaki: | |
| 3. | -dai 1 hanashi- (－第1話－) | |
| 4. | -dai 2 hanashi- (－第2話－) | |
| 5. | -dai 3 hanashi- (－第3話－) | |
| 30/9/2002 | Suzaku no Sora (朱雀の空) | |
|
1. | Suzaku no Sora (朱雀の空) |
| 2. | Genwaku no Kaze (幻惑の風) | |
| 22/1/2003 | Shine (シャイン) | |
|
1. | Shine (シャイン) |
| 2. | Michiru Mori (満ちる森) | |
| 3. | Shine (シャイン) (Himalayan Harmony) feat. Indora | |
| 29/10/2003 | Träumerei (トロイメライ) | |
|
1. | Träumerei (トロイメライ) |
| 2. | Tsuki Senichiya (月千一夜) | |
| CD-EXTRA: | ||
| 3. | Träumerei (トロイメライ) (PV) | |
| 2/3/2005 | Primary (プライマリー) | |
|
1. | Primary (プライマリー) |
| 2. | Rira ga Chitte mo (リラが散っても) | |
| 3. | Selenite (セレナイト) | |
| CD-EXTRA: | ||
| 4. | Kun no Himitsu, Boku no Kokoro your secret & my heart (君の秘密、僕のこころ your secret & my heart) (Short film) | |
| 21/11/2005 | Spinel (スピネル) | |
|
1. | Spinel (スピネル) |
| 2. | Shiroi Tsuki Gin no Ito (白い月 銀の糸) | |
| 26/1/2006 | Hohoemi no Maria (微笑みのマリア) | |
|
1. | Hohoemi no Maria (微笑みのマリア) |
| 2. | Hoshi ni Hana, Haiiro no Ame (~Garasu no Tsuyutama Ver~) (星に花、灰色の雨（～硝子の露玉Ver～)) | |
| 31/5/2006 | Reirei Tenohira (玲々テノヒラ) | |
|
1. | Reirei Tenohira (玲々テノヒラ) |
| 2. | Magnolia no Joukei (マグノリアの情景) | |
| 3. | Spinel (~Mizu no Wa version~) (スピネル（～水の輪Ver～)) | |
| 4. | Reirei Tenohira (玲々テノヒラ) (Instrumental) | |
| 5. | Magnolia no Joukei (マグノリアの情景) (Instrumental) | |
| 18/11/2015 | don't look at the color | |
|
1. | don't look at the color |
| 2. | Not Afraid | |
| 3. | Little in My Little | |
| 6/5/2020 | Deeply (Digital) | |
| 1. | Deeply |
| 25/11/2020 | 「Yui」 (「結」) (Digital) | |
 |
1. | 「Yui」 (「結」) |
| 21/12/2020 | We Say Good Night (Digital) | |
 |
1. | We Say Good Night |
| 30/08/2021 | 7th Heaven (Digital) | |
 |
1. | 7th Heaven |
| 20/04/2022 | Loop in the sky (Digital) | |
 |
1. | Loop in the sky |
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