Keiko Matsui (松居 慶子, Matsui Keiko, born 26 July 1961, as Keiko Doi) is a Japanese keyboardist and composer, specializing in smooth jazz and New-age music...

Kalafina Keiko Masuda (増田恵子), member of the J-pop duo Pink Lady Keiko Matsui (松居慶子), a Japanese pianist and composer Keiko Miura (三浦恵子), a Japanese field hockey...

(household chores) adviser Keiichiro Matsui (松居 圭一郎, born 1994), Japanese badminton player Keiko Matsui (松居 慶子, born 1961), Japanese smooth jazz musician...