With trains making 650 round trips each day, the JR Yamanote Line is the artery of Tokyo's railways. On November 30, the new Series E235 entered service on the green-colored loop line, and is scheduled to replace all train sets by the 2020 Tokyo Olympics. See the latest technology on this next generation train, look back on all its predecessors on the Yamanote Line since the 1964 Tokyo Olympics, then visit "Mass-Trans Innovation Japan", Japan's largest railway convention held every 2 years.

• Rena Matsui
• Maiko Ishii
• Miki Murai