Uko Tachibana

March 15, 1973 — Tōkyō, Japan

Uko Tachibana (橘 U子, Tachibana Yūko, March 15, 1973) is a Japanese voice actress from Tokyo. Formerly affiliated with Gekidan 21 Seiki Fox, she is currently affiliated with Kenyu Office. Her old stage name is Mari Koshi (合志 真理, Kōshi Mari).