| 12/01/2011 | GIRLZ UP ~stand up for yourself~ (Digital) | |
 |
1. | GIRLZ UP ~stand up for yourself~ |
| 19/01/2011 | GIRLZ UP ~stand up for yourself~ (CD) | |
 |
1. | GIRLZ UP ~stand up for yourself~ |
| 2. | Baby | |
| 3. | Clever Lady -Cruise around the Moon ver.- / AILI thanx to HIROKO | |
| 4. | GIRLZ UP ~stand up for yourself~ (Instrumental) | |
| 5. | Baby (Instrumental) | |
| 19/01/2011 | GIRLZ UP ~stand up for yourself~ (CD+DVD) | |
 |
1. | GIRLZ UP ~stand up for yourself~ |
| 2. | Baby | |
| 3. | Clever Lady -Cruise around the Moon ver.- / AILI thanx to HIROKO | |
| 4. | GIRLZ UP ~stand up for yourself~ (Instrumental) | |
| 5. | Baby (Instrumental) | |
| DVD: | ||
| 1. | GIRLZ UP ~stand up for yourself~ (MV) | |
| 2. | GIRLZ UP ~stand up for yourself~ (Making of) | |
| 09/03/2011 | Saigo no Koi (最後の恋) (CD) | |
 |
1. | Saigo no Koi (最後の恋) |
| 2. | Love Rincho (ラブリンチョ) | |
| 3. | Saigo no Koi (最後の恋) (Instrumental) | |
| 4. | Love Rincho (ラブリンチョ) (Instrumental) | |
| 09/03/2011 | Saigo no Koi (最後の恋) (CD+DVD) | |
 |
1. | Saigo no Koi (最後の恋) |
| 2. | Love Rincho (ラブリンチョ) | |
| 3. | Saigo no Koi (最後の恋) (Instrumental) | |
| 4. | Love Rincho (ラブリンチョ) (Instrumental) | |
| DVD: | ||
| 1. | Saigo no Koi (最後の恋) (MV) | |
| 2. | Saigo no Koi (最後の恋) (Making of) | |
| 22/08/2012 | Shinkyoku Zutto Kimi to Ⅱ (新曲 ずっと君と・・・Ⅱ) ) feat.INFINITY16&TEE (Digital) | |
 |
1. | Shinkyoku Zutto Kimi to Ⅱ (新曲 ずっと君と・・・Ⅱ) ) feat.INFINITY16&TEE |
| 29/08/2012 | Itsu no hi ka Kimi ga Taiyou ni Natta Itsu no hi ka Kimi ga Tsuki Akari ni Natta song from Komuro Tetsuya (いつの日か君が太陽になった いつの日か君が月明かりになった song from 小室哲哉) (Digital) | |
 |
1. | Itsu no hi ka Kimi ga Taiyou ni Natta Itsu no hi ka Kimi ga Tsuki Akari ni Natta song from Komuro Tetsuya (いつの日か君が太陽になった いつの日か君が月明かりになった song from 小室哲哉) |
| 05/06/2021 | Super Rainbow (Digital) | |
 |
1. | Super Rainbow |
| 10/10/2021 | Everything's better (Digital) | |
 |
1. | Everything's better |
| 02/03/2022 | Praying (Digital) | |
 |
1. | Praying |
| 27/04/2011 | WISE - I loved you feat. HIROKO (CD) | |
 |
1. | I loved you feat. HIROKO |
| 2. | Highway | |
| 3. | Ⅰ loved you feat. HIROKO (DJ UE REMIX) | |
| 4. | Ⅰ loved you feat. HIROKO (Instrumental) | |
| 28/09/2011 | Zutto Kimi to... (ずっと君と…) (CD) | |
 |
1. | Zutto Kimi to... (ずっと君と…) / INFINITY 16 welcomez TEE & hiroko from mihimaru GT |
| 2. | BOUNCE welcomez IAKOPO | |
| 3. | Zutto Kimi to... (ずっと君と…) / INFINITY 16 welcomez TEE & hiroko from mihimaru GT | |
| 4. | BOUNCE welcomez IAKOPO (Instrumental) | |
| 28/09/2011 | Zutto Kimi to... (ずっと君と…) (CD+DVD) | |
 |
1. | Zutto Kimi to... (ずっと君と…) / INFINITY 16 welcomez TEE & hiroko from mihimaru GT |
| 2. | BOUNCE welcomez IAKOPO | |
| 3. | Zutto Kimi to... (ずっと君と…) / INFINITY 16 welcomez TEE & hiroko from mihimaru GT | |
| 4. | BOUNCE welcomez IAKOPO (Instrumental) | |
| DVD: | ||
| 1. | Zutto Kimi to... (ずっと君と…) / INFINITY 16 welcomez TEE & hiroko from mihimaru GT (Making of) | |
| 24/11/2021 | iamSHUM - Season 2 feat. hiroko (Digital) | |
 |
1. | Season 2 feat. hiroko |
FOLLOW US