Aki Takahashi (高橋アキ) is a Japanese pianist. Her husband is a composer, Kuniharu Akiyama (秋山邦晴).
Born in Kamakura, she began studying piano at the age of five and received her M.A. degree from the Tokyo National University of Fine Arts and Music. She presented her first public recital in 1970.
She has released numerous recordings and many 20th century composers (including John Cage, Morton Feldman, Alvin Lucier, Isang Yun (윤이상), Joji Yuasa (湯浅譲二), Toshi Ichiyanagi (一柳慧), Carl Stone, Maki Ishii (石井眞木), and Takehisa Kosugi (小杉武久)) have written pieces for her.
She has also performed works by Olivier Messiaen, Pierre Boulez, Iannis Xenakis, Toru Takemitsu (武満徹), and her brother, Yuji Takahashi (高橋悠治).
She has toured extensively throughout the United States, Europe, and Asia, and served as Artist-in-Residence at the State University of New York at Buffalo from 1980 - 1981. She was a guest professor at the California Institute of the Arts in 1984 and 1985.