The Tokyu 5000 series (東急5000系, Tōkyū 5000-kei) is an electric multiple unit (EMU) train type operated by the private railway operator Tokyu Corporation since 2002 on many of its commuter lines in the Tokyo area of Japan.

[1] All trains are equipped with interior LCD screens, displaying the station names, and automatic announcements in both Japanese and English.

All sets use the same driver's cab, with a gray color, and a single T-shaped brake and throttle controller.

To the right of the speedometer is an information screen, showing the run type (local, express, etc.

This touch screen computer can also control interior temperature and lights.These are ten-car sets first introduced on the Den-en-toshi Line from May 2002.

These sets are based at Tokyu's Nagatsuta depot, and are powered by Hitachi motors with VVVF inverters.

A total of 45 new four-door cars were built from December 2015[3] to replace the three six-door cars in sets 5104–5117 and 5120 to ensure uniform door-spacing ahead of the introduction of platform edge doors at Den-en-toshi Line stations from 2016.

[5][needs update] These are eight-car sets introduced on the Toyoko Line from April 2004.

They are based at Motosumiyoshi Depot, and are capable of running through the Minatomirai Line.

The 5050 series is notable as being the first type of train in the world to feature full-color LED destination indicators.

[1] J-TREC is testing a prototype car based on the sustina design, as part of a Toyoko Line 5050 series set.

[12] From 10 April 2022, set 5151[citation needed] received a special livery to commemorate the 100th anniversary of Tokyu Corporation's founding.

[13] New 5050-4000 series 10-car sets based on the 5050 series design were delivered from Tokyu Car from April 2011, entering service from September 2012 ahead of the start of Tokyu Toyoko Line and Tokyo Metro Fukutoshin Line inter-running services in March 2013.

[20] One stanchion in the train features an embossed heart design as a whimsical way to brighten up commuters' journeys.

[23] Set 4101 entered revenue service on the Tokyu Toyoko Line from 9 September 2011, reduced to an 8-car formation.

As of 1 August 2022, the new Q Seat cars feature a livery very similar to those used on the Oimachi Line, however they are painted in red in contrast to orange.

[27] Two months later, three more sets (5167, 5168, and 5169) were announced to be lengthened into 10-car trainsets in preparation for through-running service on the Sotetsu line.

West" promotion with the cooperation of JR Central, one 5050-4000 series set would receive a special wrapping livery based on the livery used by N700A series trains operated on the Tōkaidō and San'yō Shinkansen lines with the exterior painted white and two blue stripes added beneath the windows.

Two additional cars are expected to be inserted into each set[30] for the introduction of through services to the Sōtetsu Shin-Yokohama Line.