Keiko Agena. Actress: Prodigal Son: Der Mörder in Dir. Keiko Agena was born on 3 October 1973 in Honolulu, Hawaii, USA. She is an actress, known for Prodigal Son: Der Mörder in Dir (2019), Gilmore Girls (2000) and Better Call Saul (2015). She has been married to Shin Kawasaki since 19 December 2005.