The Bach Collegium Japan (BCJ) is an orchestra and chorus specialising in Baroque music. It was founded in 1990 by Masaaki Suzuki, a Japanese organist, harpsichordist and conductor.
Since 1995 the Bach Collegium Japan have produced 40 recordings in a series of Johann Sebastian Bach's cantatas on the BIS label.
The Bach Collegium Japan holds an annual concert series of Bach's cantatas and a number of instrumental programmes. BCJ has appeared at major festivals in cities such as Santiago de Compostela, Tel Aviv, Leipzig and Melbourne in 2000, the 250th. anniversary of Bach's death. In recent years BCJ has given concerts in the UK, Italy, USA, South Korea and Germany. These performances included J.S. Bach's cantatas, Magnificat, St. John Passion and his Mass in B minor. .