1. FC Köln are pursuing Toulouse and Denmark international Martin Braithwaite, according to L’Equipe, whilst Geißblog Köln understand that scouts have already watched the 25-year-old.
According to reports in France, Toulouse club president Olivier Sadran would demand around €10 million for Braithwaite, whose contract expires in 2019.
West Ham United and Southampton are also said to be interested in the forward.
Regional paper Express state that Köln were interested in signing Braithwaite last summer, instead signing Sehrou Guirassy.