The Kumanichi Road Race (Japanese: 熊本30K) is an annual road running competition over which is typically held in February in Kumamoto, Japan. It was first held in 1957 as a men-only competition. A women's race was introduced in 2006. The race is one of the world's most prominent over the uncommon 30K distance. A total of eight Association of Road Racing Statisticians-recognised men's world records have been set at the competition, including the current world record.