Biography
There are 2 M.J.Q.'s,
1. It is a band led by Michiro Endo. http://www.last.fm/music/遠藤ミチロウ
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2. (see) The Modern Jazz Quartet 1952-1999- Milt Jackson (vibraphone), John Lewis (piano), Percy Heath (bass), Kenny Clarke (drums), Connie Kay (drums)
http://rateyourmusic.com/artist/the_modern_jazz_quartet
Biography text from Last.fm, available under CC BY-SA.