How to get to Roppongi from Camp Zama by Train

Purchase a 400 Yen Ticket. Take the train from Sobudai-mae to Sagami-Ono toward Shinjuku (5 min.). Switch to the express train and go to Shinjuku (35 min.) Switch to Toei Subway-Oedo Line and purchase a 210 Yen ticket and go to Roppongi(9 min).