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| "Kokoro Hitotsu" | ||||
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| Single by Misia | ||||
| from the album Mars & Roses | ||||
| Released | 27 August 2003 | |||
| Recorded | 2003 | |||
| Genre | R&B, J-Pop | |||
| Length | 24:14 | |||
| Label | Rhythmedia Tribe | |||
| Songwriter(s) | Misia, Shirō Sagisu | |||
| Misia singles chronology | ||||
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"Kokoro Hitotsu" (心ひとつ, lit. "One Heart") is Misia's 12th single. It was released on August 27, 2003. It peaked at #7 selling 36,771 copies in its first week. The song served as theme song for the movie Dragon Head, starring Satoshi Tsumabuki and Sayaka.