Tobu 8000 series

The Tobu 8000 series (東武8000系, Tōbu 8000-kei) is a commuter electric multiple unit (EMU) train type operated by the private railway operator Tobu Railway in Japan since 1963.
A total of 712 vehicles were built between 1963 and 1983, making this the most numerous EMU type operated by any private railway operator in Japan.
Operations
Isesaki Line
The Isesaki Line fleet consists of 2-, 4-, and 6-car trainsets based at Kasukabe, Tatebayashi, and Shin-Tochigi depots. A fleet of 3-car 800 and 850 series trains converted from 8000 series units is also based at Tatebayashi Depot.
Kameido Line
The Kameido Line uses 2-car trainsets modified for driver-only operation.
Kiryu Line
Kiryu Line services include 800 and 850 series 3-car driver-only-operation sets introduced from the start of the revised timetable on 18 March 2006.
Urban Park Line
The Urban Park Line fleet based at Nanakōdai Depot consists...