The was one of the companies of the Keisei Group, and its subsidiaries are bus companies operating in Chiba Prefecture and eastern Tokyo. Keisei Bus The is one of the bus companies of the Keisei Group that existed in the past It was established on 1 October 2003 to inherit all business of the Keisei Electric Railway bus department.
In April 2026, due to the reorganization of the Keisei Bus Group, the company as Keisei Bus was absorbed into Keisei Bus Tokyo (formerly Keisei Town Bus) and disappeared. Currently, it operates as Keisei Bus Tokyo, Keisei Bus Chiba West, Keisei Bus Chiba Central and Keisei Bus Chiba East.
At prent, business of this company is that manages capital and property of subsidiaries including Tokyo BRT.
Subsidiaries of Keisei Bus after restracture Keisei Bus Tokyo
The is a bus company that renamed from the Keisei Town Bus.
Outline This company was established on 12 May 2000 by splitting from Keisei Electric Railway, and started operating bus routes transferred from Keisei Bus on 16 February 2001.
In 2025, by the reorganization of the Keisei bus group, Keisei Town Bus became the Keisei Bus Tokyo.
Office Katsushika Office (Former name: Head Office) Okudo Office Kanamachi Office Edogaw Office
Routes All bus routes are operated around Katsushika-ku, Tokyo; Edogawa-ku, Tokyo; and Taito-ku, Tokyo. Asakusa Kotobukicho・Horikiri Shobuen Station・Kameari Station Kameari Station・Kanamachi Station Kanamachi Station・Misato-chuo Station Kameari Station・Ayase Station Asakusa Kotobukicho・Shin-Koiwa Station Yotsugi Station・Shin-Koiwa Station Komatsugawa Police Office・Ichinoe Station Keisei Koiwa Station・Koiwa Station・Ichinoe Station Koiwa Station・Keisei Koiwa Station・Shiabamata Taishakuten・Kanamachi Station Koiwa Station・Ichikawa Station
Keisei Bus Chiba East
The is a bus company that was born in the reorganization of the Keisei Bus Group in April 2025. It operates in the eastern part of Chiba Prefecture (Chiba City, Yotsukaido City, Sakura City, Narita City, Choshi City, etc.). The predecessor of this company is Chiba Kotsu, it established on 16 November 1906 as a bus department of the former Seiso Electric Railway. The tram lines of Seiso Electric Railway were an affiliated company of Keisei Electric Railway (Keisei Group).
Chiba Kotsu was the parent company of Choshi Electric Railway from 1960 until 1990.
Office Narita Office Tako Office Choshi Office Chiba Higashi Office Chiba Minami Office Onodai Office Nakano Office Naruto Office Shinminato Office Yotsukaido Office Sakura Office Narita Airport Office Bus routes Choshi Station・Asahi Station (Chiba) Keisei Narita Station・Narita Yukawa Station Keisei Narita Station・Sawara Station Keisei Narita Station・Sogo Reido Keisei Narita Station・Yachimata Station Keisei Narita Station・Yokaichiba Station Chiba Station・Naruto Station Expressway bus Tokyo Station・Sawara Station・Choshi Station Namba Station・Choshi Station
Keisei Bus Chiba Central
Outline In Appril 2025, Chiba Kaihin Kotsu, Keisei Bus, Keisei Bus System were merged into Chiba Rainbow Bus. At that time, Chiba Rainbow Bus renamed Keisei Bus Chiba Central.
Office OfficeLocateNoteHeadoffice1-10-10, Sakaemachi, FunabashiShin-Narashino Highwaybus Office3-7-4, Akanehama, NarashinoShin-Toshin Office2-7-3, Shibazono, Narashino, ChibaNarashino-nishi Office4-16-20, Narashino, FunabashiNarashino-higashi Office4-15-15, Narashino, FunabashiTakahama Office2-3-1, Takahama, Mihama-ku, ChibaNaganuma OfficeKusano Garage332-2, Naganumacho, Inage-ku, ChibaHanamigawa Garage2-1-76, Sakushidai, Hanamigawa-ku, ChibaInzai OfficeFunao Garage1377, Funao, Inzai, ChibaShiroi GarageShishiba, Shiroi, Chiba
Keisei Bus Chiba West
Outline In Appril 2025, Keisei Transit Bus, Tokyo Bay City Bus, Keisei Bus, Matsudo Shin-Keisei Bus were merged into this company. Office OfficeLocateNoteHeadoffice 12-5, Chidori, UrayasuThe former Tokyo Bay City Bus headquartersMaihama Office15-35, Chidori, UrayasuThe former Keisei Transit Bus Chidori OfficeShiohama Office2-17-4, Shiohama, IchikawaThe former Keisei Transit Bus headquartersIchikawa Office4-271-2, Kashiwaicho, IchikawaThe former Keisei Bus Ichikawa OfficeMatsudo Office101, Kogasaki, Matsudo The former Keisei Bus Matsudo OfficeMatsudo-higashi OfficeKamishiki Garage96-36, Kamishiki, MatsudoThe former Matsudo Shin-Keisei Bus Matsudo OfficeKoganebara Garage6-3, Koganebara, MatsudoThe former Matsudo Shin-Keisei Bus Matsudo OfficeKamagaya Office1-8-2, Kamagaya, Kamagaya, ChibaThe former Funabashi Shin-Keisei Bus Kamagaya Office
Information Tickets
IC Card Tokyo One-Day Pass This pass provides passengers unlimited use of all Keisei Bus Tokyo buses in Tokyo, including 金61 in Saitama, as well as Arakawa City and Sumida City community buses. It is not valid for expressway and midnight bus routes.
Fare 520 yen (adults) 260 yen (child)
Keisei Bus Chiba East One Day Pass This pass provides passengers unlimited use of all route buses from the Chiba Minami Office and Onodai Office of Keisei Bus Chiba East. It is only sold within the application. Fare 850 yen (adults) 430 yen (child)
Group companies in the past The following companies demerged from Keisei Electric Railway and Keisei Bus between 1990 and 2000.
Due to the reorganization in 2025, all of the following companies will not exist.
Chiba Flower Bus
The is a bus company that demerged from the Naruto Office.
Outline Initially named the 'Reinetsu Service', the bus company was established on 2 October 1991. It was renamed 'Chiba Flower Bus' on 2 August 1994, and started operating many bus routes which were transferred from Keisei Electric Railway on 1 May 1995. Over time, bus routes with low usage were discontinued or unified, and bus routes within Narutō were established around Narutō Station and Chiba Station by a community-based company.
In 2025, by the reorganization of the Keisei bus group, Chiba Flower Bus was merged and become the Keisei Bus Chiba East.
Office
Narutō Office (Former name: Head Office) , located at the Narutō Garage, a 5-minute walk from Narutō Station.
Nakano Office
Routes Bus route map Community Buses Yachimata City Community Bus Sanmu City Community Bus The expressway buses run via Chiba-Tōgane Road. +Chiba Flower Bus – Expressway BusesNameTerminusViaTerminusNoteSeaside LinerTokyo StationOkayama Elementary School・Tōgane Station・Saibansho・Tama Chuo Koen・Narutō High SchoolNarutō Station GarageIt is not possible to get on and off at bus stops between Okayama Junior High School and Narutō Garage.Okayama Elementary School・Tōgane Station・Saibansho・Togane Commercial High SchoolFlower LinerChiba StationTōgane StationTogane Junior High School・Gumyo Station・Musada・Shirahata-YotsukadoHigashi-chiba Medical Center・Tōgane StationStrawberry LinerAEON MALL Makuhari-ShintoshinKaihimmakuhari Station・Okayama Elementary School・Ojagaike・Daikata 1 chome・Sanazato・Oshibori・Minami-kamijuku・Togane Junior High School・Katagai Kendo Kosaten・Tama Newtown Iriguchi・Azuma Junior High School・Sanaoshi・Gumyo Station・Josai International University・Bypass Himejima・Heta・AzumachoOnly operates on holidays
Chiba Rainbow Bus
The is a bus company that demerged from the Funabashi Office (Funao Garage) and the Matsudo Office (Shiroi Garage).
Outline This company was established on 1 June 1998. Many of its bus routes were transferred from Keisei Electric Railway.
In 2025, by the reorganization of the Keisei bus group, Chiba Rainbow Bus was merged and become the Keisei Bus Chiba Central Inzai Office.
Office Head Office (Funao Garage) Shiroi Office
Bus routes +Chiba Rainbow Bus – Bus RoutesNameTerminusViaTerminusNoteKanzaki LineTsudanuma StationYachiyo-Midorigaoka Station・Funao Garage・Chiba New Town Chuo StationKioroshi StationShiroi LineNishi-Funabashi StationHoten・Magomezawa Station・Kamagaya-Daibutsu Station・Shiroi StationShiroi Garage Expressway buses The company does not have any expressway bus routes.
Community buses Shiroi City Community Bus Kamagaya City Community Bus
Chiba City Bus
The is a bus company that demerged from the Chiba Office (Shinjuku Garage).
Outline This company was established in February 1999 and started to operate on 16 January 2000 with two initial bus routes: the Pride City line, and the Saiwaicho Danchi line. These have now expanded to 11 routes in Chiba, especially around Chiba Station, as well as airport bus routes.
In 2025, by the reorganization of the Keisei bus group, Chiba City Bus was merged and become the Keisei Bus Chiba East Shinminato Office.
Office Head Office (Shinminato Garage) It is located a 25-minute walk from Nishi-Nobuto Station and Midori-dai Station.
Routes Local bus routes +Chiba City Bus – Expressway BusesNameTerminusViaTerminusNoteNanso SatomiChibaminato StationChiba Station・Tateyama Station (Chiba)Awa-Shirahama Bus TerminalOperated with Nitto KotsuNarita Airport LineInagekaigan StationKemigawa Station・Kaihimmakuhari StationNarita AirportOperated with Narita Airport TransportHaneda Airport LineChiba-Chūō StationChiba Station・Kaihimmakuhari StationHaneda AirportOperated with Keihin Kyuko Bus and Airport Transport Service
Chiba Green Bus
The is a bus company that demerged from the Sakura Office.
Outline This company was established on 9 February 2000, and started operating bus routes transferred from Keisei Electric Railway on 16 July 2000. Bus routes with low earning rate were discontinued or unified, while specialized bus routes in the city of Sakura were established around Sakura Station by a community-based company.
Since 2010, Chiba Green Bus has operated the MyTown Direct bus, an expressway and midnight bus for commuters and from/to Tokyo.
In 2025, by the reorganization of the Keisei bus group, Chiba Green Bus was merged and become the Keisei Bus Chiba East Sakura Office.
Office Sakura Office, located near Keisei Sakura Station; nearby is the Tamachi Garage (Sakura Office)
Bus routes
Route map
Community bus route map (routes consigned from the city of Sakura)
+Chiba Green Bus – Expressway busesNameTerminusViaTerminusNoteMyTown DirectYūkarigaokaYūkarigaoka Station・Keisei Usui Station・Chiyoda Danchi・Tokyo Station・Kokusai-Tenjijō StationShinonome GarageNational Museum of Japanese HistoryKawamura Memorial DIC Museum of Art・Tokyo StationShinonome Garage +Chiba Green Bus – Midnight busesNo.TerminusViaTerminusNote1Shimbashi StationYūrakuchō Station★・Funabashi Station★・Tsudanuma Station★・Yachiyodai Station★・Katsutadai Station★・Shizu Station・Yūkarigaoka Station・Keisei Usui Station★・Sakura Station★・Shisui Station★・Kozunomori Station★・Narita Station★Narita AirportRuns only on Fridays, except holidays. Passengers can board from bus stops marked "★".2Shimbashi StationYūrakuchō Station★・Funabashi Station★・Tsudanuma Station★・Yachiyodai Station★・Keisei Owada Station・Katsutadai Station★・Shizu Station・Yūkarigaoka Station・Keisei Usui Station★Keisei Sakura StationRuns only on weekdays. Passengers can board from bus stops marked "★".
Keisei Bus System
The is a bus company that demerged from the Funabashi Office. Outline This company was established on 22 November 2005 to manage charted buses and courtesy of companies in Funabashi, and started operating many bus routes transferred from Keisei Bus on 1 December 2007. In 2012, the Kashiwai Line, Shinai Line, and Higashi–Funabashi Line were transferred to this company when the Keisei Bus Hanawa Garage closed.
In 2025, by the reorganization of the Keisei bus group, Keisei Bus System was merged and become the Keisei Bus Chiba Central.
Office Funabashi Office (Former name: Head Office)
Routes +Keisei Bus System – Expressway BusesNameTerminusViaTerminusNoteAirport Bus TYO-NRTTokyo StationNon-stopNarita AirportSee below for notes on seat reservations.Kajibashi ParkingGinza StationShinonome Garage Airport Bus TYO-NRT seat reservations