Japanese model Joshua Niimura, ex-husband to singer/actress/model Anna Tsuchiya, has died. He was only 25. It is reported that he died of heart failure on May 20 . Born in the US to a Japanese father and Brazilian mother, Joshua moved to Japan with his family at age 11. He started a modeling career in his teens and met Anna Tsuchiya in high school. Shortly after Anna became pregnant in 2004, the two got married, athough they divorced in 2006. Tsuchiya is devastated by his death and, although they parted ways over two years ago, she has stated that she has always loved him and always will. Following his death, Tsuchiya is determined to do the best she can for the couple's two year old son, Sky.