Mikami Chisako (三上ちさこ, formerly known as 三上ちさ子, born August 14 in Yamanobe, Yamagata Prefecture, Japan) is a Japanese singer-songwriter, most famous for having been the lead vocalist for Japanese band fra-foa. Still as the vocalist of fra-foa, she started her solo career in 2004, releasing her debut solo single "ファンダメンタル/Viva La Revolucion" in October, and a month later her first studio album わたしはあなたの宇宙. After the disbandment of fra-foa in 2005, she continued working on her solo career. Read more on Last.fm