Rena Uehara (上原 れな, Uehara Rena) (born August 12, 1986) is a female Japanese singer-songwriter originally from Hyogo, Japan and now residing in Osaka. She is known for performing theme songs for OVAs of Utawarerumono and To Heart 2. Her latest single: Todokanai Koi '13 is her best selling single to date, it reached #25 on the Oricon weekly charts. Debut: 2008 In december 2015 she officially announced her temporary retire, because of her problems with her voice.