The Toei 8900 series (東京都交通局8900形) is a tramcar type operated by Tokyo Metropolitan Bureau of Transportation (Toei) on the Toden Arakawa Line in Tokyo, Japan, since September 2015.

[1] A total of eight cars are scheduled to be delivered by the end of fiscal 2016, replacing earlier 7000 series tramcars.

[1] [needs update]The new cars cost approximately 180 million yen each.

The tramcars are finished in a white livery with coloured ends and bodyside stripes.

[4] "Rose red" liveried cars 8905 and 8906 both entered revenue service on 14 March 2016.