Osaka Metro 400 series

Osaka Metro 400 series
A 400 series set in November 2023
In service25 June 2023 – present
ManufacturerHitachi Rail
DesignerKen Okuyama
AssemblyKasado
Replaced
Constructed2022–
Number under construction78 vehicles (13 sets)
Number built60 vehicles (10 sets) as of December 2023
Formation6 cars per set
Capacity
  • 125 (end cars)
  • 139 (most int. cars)
  • 140 (408-xx cars only)
Operator Osaka Metro
Lines served
Specifications
Car body constructionAluminium
Electric systems750 V DC third rail
Current collectionContact shoe
Track gauge1,435 mm (4 ft 8+12 in) standard gauge

The Osaka Metro 400 series (Japanese: 大阪メトロ400系, Hepburn: Ōsaka Metoro 400-kei) is an electric multiple unit (EMU) train type built by Hitachi Rail for Osaka Metro. Entering service on 25 June 2023, a total of 23 six-car sets are to be built.