Lake Saroma 100K: Date: 2008-06-22 Location: Lake Saroma, Japan Sport: UltraRunning Distance: 100k Description: Lake Saroma 100K is one of the most popular ultramarathons in Japan. The course in 2008 (see below) is nearly P2P but has some short out-and-back sections. It's not truly downhill. It's mostly at 5 meter elevation, but has a peak at 40 meter elevation around 58K Race Director: Result for