Keiko (aka Keiko Shiga) started playing classical piano at the age of 3, and composing at the age of 5. A great impression was received from the music of composer John Williams of "E.T. The Extra-Terrestrial" fame directed by Steven Spielberg in her infancy. When she was in the junior high-school and high school, she played the clarinet as a brass band and orchestra member as well as the piano, but she found that classical music didn't attract her interest. In the first grade of junior high-school, heard the music of Michael Jackson, and decided to devote herself to pop music and yearned to visit the United States.
After entering Kumamoto Gakuen University, Department of International Economics, she awoke to rock music, and devoted her time to band activity as a rock keyboardist in and outside of school. She was crazy about classic rock, especially progressive rock.
Working as a office worker after graduating, she kept playing in a band for several years, and devoted herself to the psychedelic rock, world music, techno, and ambient music.
She was determined to rouse herself at the age of 27 and to concentrate on expressing herself as a musician. She played synthesizer under the name Kay Ueda, in an improvisational music unit called Atoutou Utoutou with a world percussionist. Their first CD album "From the wind island Amakusa to Earth Afghanistan" was released in 2002. Live improvisation was performed with artists of various genres in various places.
When she met the Japanese taiko drum, and Kagura which is Shinto music and dancing, she was deeply moved. The pursuit of a Japanese sound arose, and she began to concentrate on works for Japanese instruments.
At the same time, she came to think seriously that she wanted to learn Music academically. After receiving the promotion of a Kumamoto municipal organization fund, she went to the U.S. and entered Berklee College of Music in Boston, MA in '05. There she specializing in jazz music theory, classical music theory, contemporary music theory, and Hollywood style film music theory. She studied jazz piano under Bob winter ( Boston pop symphony orchestra principal pianist ) and film music composition under Richard Davis ( the technical book "Complete Guide to Film Scoring" author ). Her musical talent as a film music composer was evaluated by the college in '08, and she was awarded the Georges Delerue Award from the memorial fund of the late Georges Delerue who was a French composer who handled various great masters' film music. She aslo graduated in the top of her class in the same year as a film scoring major. A recital was done at Carnegie Weill recital hall, New York, N.Y. among other venues while attending school. Folk songs of Japan were uniquely arranged by Keiko and performed at Berklee Performance Center in Boston,MA , with video footage receiving over 170,000 hits on You Tube.
Keiko returned Japan in '08 and formally began her career as a composer and a pianist [Keiko Ueda].
In '09, she released the charity CD " Mizu no Uta " (composer, lyrics and producer) to promote the needs for water conservation. In '10, the group " TRINITY " was formed including Keiko, flamenco dancer Saya Hayashida and 21-strings koto player Izumi Fujikawa, which performed with flamenco musicians from Spain. Spreading her talents to many genre, Keiko has composed music for stage, silent movie with Katsuben-shi, television and radio commercials, orchestra, jegog-gamelan, Japanese instrument ensemble, solo koto, solo shakuhachi and solo piano.
In '11, Keiko adopted the artist name Keiko Shiga.
In '12, The new film "NOT LONG, AT NIGHT～Our Night is Not Long" (directed by Shoji Toyama, music by Keiko Shiga) is nominated for “Japanese Eyes” category for 25th Tokyo International Film Festival, and world premiere at TOHO cinemas Roppongi hills in Tokyo. Also it released in November 2012 at Denkikan, in Kumamoto, Japan.
The group ”Shiga Keikov Orchestra 〜Сига Кейкоb Oркестром” was formed including Keiko, Jo Miura (Alto sax.), Keikosuke Higashino (Bass) and Noriko Terada (Percussion)which performed with the silent film over the world.
In ’13, Keiko starts teaching of Hollywood style film scoring lesson.
New CD album “Sanctuary” with 21strings koto player Fujikawa Izumi released in March.