She began singing at a young age. At age 13, she moved to Japan with her family. At 14, Stephanie sent an audio demo tape of her singing to various music productions, and received a response from a
Japanese music producer
Joe Rinoie. Rinoie was impressed with her singing, and at the age of 19 Stephanie made her major debut in Japan from
SME Records (Sony). She achieved the "Best New Artist Award" at the prestigious 49th
Japan Record Awards in 2007 and afterwards released two albums. Her debut single "Kimiga Iru Kagiri" and the follow-up single "Because of You" became the ending themes of the anime
Kiss Dum. Her fifth single, “Changin", was also featured as the last ending theme of the anime
D.Gray-man. In early 2008, her single "Friends" became the second ending theme for the anime
Gundam 00. The song appeared in the Top 10 of Japanese
Oricon charts. As an actress Stephanie debuted in the film
Pride in 2009, based on
Yukari Ichijo's shōjo comic. She portrayed the protagonist Shio Asami and took part in the film's theme song, "Pride ~A Part of Me~" that featured SRM. Aside from
Pride, Stephanie also starred in 2009 in the short film ''It's All Good
which was fully scripted in English. She was cast in 2014 to be in Tokyo Tribe'' and a short film. ==Eurovision==