Two artists are known in Japan. 1) Yuiko (born May 18) is a Japanese songstress and lyricist. She's a member of music doujin circle Primary, together with Meis Clauson. She's also an utaite under name Yuikonnu (γγγγγ¬). The name βγγγβ is used until 2008, and βyuikoβ has been used since 2009. http://primary-yuiko.com 2) Yuiko (γγγ) was born on December 9, 1977, in Tokyo, Japan. She began piano lesson at age 5 and developed her absolute pitch. Read more on Last.fm