released on April 2, 2014.
| Sakura Horizon (Type A) [CD+DVD] Catalog: AVCA-74442 | 1. | Sakura Horizon (Sakuraホライズン) | 4:17 | 2. | Tosshin Shoujo (突進少女) | 4:11 | 3. | Sakura Horizon (instrumental) (Sakuraホライズン (instrumental)) | 4:17 | 4. | Sakura Horizon (instrumental) (Sakuraホライズン (instrumental)) | 4:17 | 5. | Sakura Horizon (Sakuraホライズン) | 4:17 | 6. | Making of Sakura Horizon music video (Making of Sakuraホライズン music video) | |
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| Sakura Horizon (Type B) [CD+Bluray] Catalog: AVCA-74443 | 5. | Sakura Horizon (Sakuraホライズン) | 4:17 | 6. | Making of Sakura Horizon jacket (Making of Sakuraホライズン jacket) | | 7. | mero mero | 3:44 | 1. | Sakura Horizon (Sakuraホライズン) | 4:17 | 2. | Someday, Somewhere | | 3. | Sakura Horizon (instrumental) (Sakuraホライズン (instrumental)) | 4:17 | 4. | Someday, Somewhere (instrumental) | |
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| Sakura Horizon (Type C) [CD] Catalog: AVCA-74444 | 1. | Sakura Horizon (Sakuraホライズン) | 4:17 | 2. | Tosshin Shoujo (突進少女) | 4:11 | 3. | Sakura Horizon (instrumental) (Sakuraホライズン (instrumental)) | 4:17 | 4. | Tosshin Shoujo (instrumental) (突進少女 (instrumental)) | 4:08 |
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