|Released||April 23, 2006|
|Format||CD Single, Digital download|
Sora ga Aru (空がある; There Is a Sky) is a single by Hello Pro Egg members Hashida Mirei, Stukas Robin Shoko, Kitahara Sayaka and Fukuda Kanon. It was released on April 23, 2006 at a Nissen Hikosen Project campaign event. A digital version of the single was also released in April 2006.
"Sora ga Aru" is the official campaign song of the 2006 Nissen Hikosen Project campaign.
- Sora ga Aru
- Sora ga Aru ~acoustic ver~
- Sora ga Aru (Vocal Hairi)
- Sora ga Aru (Karaoke Version)
- Hashida Mirei (Hello Pro Egg)
- Stukas Robin Shoko (Hello Pro Egg)
- Kitahara Sayaka (Hello Pro Egg)
- Fukuda Kanon (Hello Pro Egg)
- CHINO (Acoustic version only)
- All songs
- Lyrics: H.U.B.
- Music, Arrangements & Acoustic Guitar: Takahashi Yuichi
- "Sora ga Aru"
- Drums: Hiragagura Yoshie (平ヶ倉良枝)
- Bass: Okiyama Yuji (沖山優司)
- Mandolin & Pedal Steel Guitar: Suzuki Shunsuke
- Organ: Takizawa Sumire (滝沢スミレ)
- Chorus: Takahashi Yuichi, CHINO
- "Sora ga Aru ~acoustic ver~"
- Piano: Takizawa Sumire