Pekka Kainu plays forward in association football and once a player of the FC Lahti (whose rival team is Swedish-speaking GBK).
FC Lahti was founded in 1996 when two rival clubs from Lahti  FC Kuusysi and Reipas Lahti (founded in Viipuri and moved to Lahti after Viipuri was ceded to USSR in 1947)  decided to merge. 
