Tyson Mitsuo De Costa, 21, of Waipahu died in Honolulu. He was born in Honolulu. He is survived by companion Nathalie Ikeda, son Cyrus I., mother Lianne Yamaguchi, brothers Ryan K. Yamaguchi and George De Costa IV, sisters Shelby and Kimmie, and grandparents Robert and Nancy Yamaguchi. Private services. No flowers.
Our deepest condolences to the family and friends of the deceased