''E233系 中央線''を中心に掲載しています。
Series E233 were introduced in 2006. Compared to E231, they have more motor cars. While 10-car trainset is used for Chuo rapid Line rapid service, 4/6-car trainsets are used for Itsukaichi and Ome Line. Rapid services in Ome Line are called Ome rapid, which run through Chuo Line to Tokyo.