 In 2019, Japanese banking company SMBC and collector car auction house BH Auction became the new joint title sponsors of the Suzuka 10 Hours.The race was traditionally held over 1000 kilometres from 1966 to 2008.From 2009 to 2011, the race length varied; the 2009 Super GT race was shortened to 700 km due to increasing costs and emissions regulations, as well as the economic crisis.