(高橋美佳子, Takahashi Mikako
?) is a seiyū and J-pop singer born May 29, 1980 in Chiba Prefecture, Japan. Under the alias Mikako Hyatt
, she forms one half of the Excel Saga seiyū duo The Excel Girls
(the other half being fellow seiyū Kobayashi Yumiko). She is employed by I'm Enterprise. Some of her hobbies include shopping, playing video games and watching game shows.