Keio Corporation

Keio Corporation is a private railway operator in Tokyo, Japan and the central firm of the Keio Group that is involved in transport, retail, real estate and other industries.

The Keio railway network connects western suburbs of Tokyo (Chōfu, Fuchū, Hachiōji, Hino, Inagi, Tama) and Sagamihara in Kanagawa with central Tokyo at Shinjuku Station.

The name 'Keio' is derived from taking one character each from the places through which the railway runs: Tokyo and Hachiōji.

Electric Passenger

1000 series

Manufacturer	Series	Set No.	No.	Introduction Date	Withdrawal Date	Line(s) Serviced	Notes
	1000

5000 series

Manufacturer	Series	Set No.	No.	Introduction Date	Withdrawal Date	Line(s) Serviced	Notes
J-TREC	5000	5731F	5731	Jun 2017		Keio Line, Keio Sagamihara Line and Keio Takao Line
J-TREC	5000	5732F	5732	Sep 2017		Keio Line, Keio Sagamihara Line and Keio Takao Line
J-TREC	5000	5733F	5733	Oct 2017		Keio Line, Keio Sagamihara Line and Keio Takao Line
J-TREC	5000	5734F	5734	Nov 2017		Keio Line, Keio Sagamihara Line and Keio Takao Line
J-TREC	5000	5735F	5735	Dec 2017		Keio Line, Keio Sagamihara Line and Keio Takao Line
J-TREC	5000	5736F	5736	Dec 2019		Keio Line, Keio Sagamihara Line and Keio Takao Line
J-TREC	5000	5737F	5737	Oct 2022		Keio Line, Keio Sagamihara Line and Keio Takao Line
J-TREC	5000	5738F	5738	Jan 2024		Keio Line, Keio Sagamihara Line and Keio Takao Line
J-TREC	5000	5739F	5739	Nov 2024		Keio Line, Keio Sagamihara Line and Keio Takao Line
J-TREC	5000	5740F	5740	Feb 2025		Keio Line, Keio Sagamihara Line and Keio Takao Line

7000 series

Manufacturer	Series	Set No.	No.	Introduction Date	Withdrawal Date	Line(s) Serviced	Notes
	7000

8000 series

Manufacturer	Series	Set No.	No.	Introduction Date	Withdrawal Date	Line(s) Serviced	Notes
	8000

9000 series

Manufacturer	Series	Set No.	No.	Introduction Date	Withdrawal Date	Line(s) Serviced	Notes
	9000

Maintenance Rollingstock

Deya901 - track maintenance

Deya902 - track maintenance

Kuya900 - track maintenance

Saya 912 - track maintenance