[1] In the field of historically informed performance he has worked with Nikolaus Harnoncourt and took part in the Bach Cantata Pilgrimage of John Eliot Gardiner and the Monteverdi Choir.

[2] In 2003 he recorded Bach cantatas with Philippe Herreweghe and the Collegium Vocale Gent, Johannette Zomer, Ingeborg Danz and Peter Kooy, including Ach Gott, vom Himmel sieh darein, BWV 2, written for the second Sunday after Trinity of 1724.

A review states: "Jan Kobow's rendition of the evangelist's role is brilliant—compellingly dramatic and wonderfully fluent, and the ease of his high range is remarkable.

"[6] He has performed Baroque opera, such as in 2004 the part of Telemaco in Monteverdi's Il ritorno d'Ulisse in patria at the Theatre Royal de la Monnaie in a production also presented at Lincoln Center in New York, in Caen and in Luxembourg.

[8] In 2010 Kobow took part in the project Robert Schumann: Sammlung von Musik-Stücken alter und neuer Zeit, which was initiated by Radio Bremen and resulted in a series of broadcasts and CDs.