Osaka Municipal Subway 70 series

{{short description|Japanese train type}}

{{More citations needed|date=February 2024}}

{{Expand Japanese|topic=transport|date=June 2023}}{{Infobox train

| background =

| name = Osaka Municipal Subway 70 series

| image = Osaka subway New70.jpg

| imagesize = 300px

| caption = Osaka Municipal Subway 70 series in revised livery at Kadoma-minami Station, March 2012

| service = 1990–present

| manufacturer = Kawasaki Heavy Industries, Kinki Sharyo, Nippon Sharyo, Alna Kōki

| factory =

| family =

| replaced =

| yearconstruction = 1990–1997

| yearservice = 20 March 1990

| refurbishment = 2011–

| yearscrapped =

| numberbuilt = 100 cars (25 sets)

| numberservice = 100 cars

| numberpreserved =

| numberscrapped =

| formation = 4 cars per trainset

| fleetnumbers =

| capacity = 380

| operator = Osaka Municipal Transportation Bureau (1990–2018)
{{ric|Osaka Metro|name=y}} (2018–present)

| depots = Tsurumi

| lines = {{ric|Osaka Metro|N}} Nagahori Tsurumi-ryokuchi Line

| carbody = Aluminium

| trainlength = {{convert|62.8|m|ftin|abbr=on}}

| carlength = {{convert|15.8|m|ftin|abbr=on}} (end cars)
{{convert|15.6|m|ftin|abbr=on}} (intermediate cars)

| width =

| height =

| floorheight =

| platformheight =

| entrylevelorstep =

| art-sections =

| doors = 3 pairs of sliding doors per side

| maxspeed = {{convert|70|km/h|mph|0|abbr=on}}

| weight = {{convert|102|tonnes|abbr=on|0}}

| acceleration = {{convert|2.5|km/h/s|abbr=on}}

| deceleration = {{convert|3.5|km/h/s|abbr=on}} (service)
{{convert|4.5|km/h/s|abbr=on}} (emergency)

| traction = Variable-frequency

| traction motors = Linear motors

| poweroutput = {{convert|800|kW|hp|0|abbr=on}}

| electricsystem = 1,500 V DC

| collectionmethod = Pantograph

| uicclass =

| bogies =

| brakes = Electric commanding

| safety = CS-ATC, ATO

| multipleworking =

| gauge = {{RailGauge|1435mm}}

}}

The {{nihongo|Osaka Municipal Subway 70 series|大阪市交通局70系}} is a rapid transit electric multiple unit (EMU) train type operated by Osaka Municipal Subway on the Nagahori Tsurumi-ryokuchi Line in Japan.{{cite book |title=東洋電機 75年史 |date=1994 |publisher=東洋電機製造株式会社 |url=https://books.google.com/books?id=K1E0AQAAIAAJ&q=%22%E5%A4%A7%E9%98%AA%E5%B8%82%E4%BA%A4%E9%80%9A%E5%B1%8070%E7%B3%BB%22+-wikipedia |language=ja}}

The 70 series was among the earliest trains in Japan to use linear motors, and is capable of driverless operation.