한 Risako Risako (리사코) is a South Korean Female Artist(Born in Japan). She started in group UDTT. Read All General Information International Stage Name : Risako Domestic Stage Name : Pronounce 리사코 Full Name : Arai Risako Full Domestic Name : 新井 理沙子 Date of Birth : 1997-06-07 (age 29) Zodiac : Gemini Country of Birth : Japan Related Artists : UDTT - Leader,Vocal,Dancer Original group : UDTT Images