Kanaya - Futtsu - Central Boso - Shirahama - Tateyama - Kanaya (114 km loop, road)
Access: Starts & finishes at Otsuki Station.
This is an excellent route through the mountains north of Otsuki, crossing five passes. The roads are quiet and the scenery stunning.
Starts at Musashinomori Park > Doshi > Lake Yamanaka > two loops near Mt. Fuji (one includes Mikuni Pass) > Fuji International Speedway (234 km, road)
Access: Nearest station to start is Tama Station
Website: Yamanashi Tourism
The first part of the course follows busy roads out of Tokyo, but once you reach Yamanashi, there is some great riding.