History of Inagi City

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Page ID 1005521 Update Date Reiwa 7, February 21

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Japanese Calendar

Main Events

1889 Meiji 22 Merger of the six villages: Yanokuchi, Higashi-Naganuma, Omaru, Momura, Sakahama, and Hirao
Inagi Village Established (Population 3,750)
1897 Meiji 30 Construction of the Village Office
1919 Taisho 8 Streetlights are lit in Inagi Village
1929 Showa 4 Full line opened between Kawasaki and Tachikawa on the Nambu Railway (now, JR Nambu Line)
1935 Showa 10 Tamagawahara Bridge Opening
1939 Showa 14 Tama Explosives Factory (currently, U.S. Army Tama Service Support Facility) opened
1946 Showa 21 Establishment of Inagi Village National Health Insurance Directly Managed Hospital
1949 Showa 24 Part of Oshitate and Tokihisa was incorporated from Kitatama-gun Tama Village (now: Fuchu City) to Inagi Village
1953 Showa 28 Sakahama Clinic of Inagi Hospital Established
1957 Showa 32 Town system implementation (Population 10,145, 1,940 households)
1960 Showa 35 Start of Simple Water Supply Project
1964 Showa 39 Tamagawa Sanitation Association (Waste Disposal) Establishment
1965 Showa 40 Start of water supply project, Tama New Town project has been decided in urban planning
1966 Showa 41 Double Tracking of the Nambu Line
1967 Showa 42 Establishment of the Town Emblem (Current: City Emblem)
1970 Showa 45 Inagi Fire Station established (19 staff members, 1 fire engine, 1 ambulance), Hirao housing complex move-in begins
Opening of Hirao Branch Office, Inagi Town Hall
1971 Showa 46 Construction of Inagi City Central Hospital, Approval of Tama New Town Inagi District Project
City Administration Established (Population 36,800, 11,999 Households)
1973 Showa 48 Opening of the Central Cultural Center, Designation of the City Tree (Ginkgo) and City Flower (Pear)
1974 Showa 49 The Keio Sagamihara Line has been extended to Tama Center (Inagi Station, Wakabadai Station established)
Inagi City Sewerage integrated into Tokyo, public announcement radio broadcasting started
1975 Showa 50 Formulation of the Long-Term Comprehensive Plan of Inagi City
Opening of the Second Cultural Center, Establishment of North Green Park
1976 Showa 51 Formulation of the Long-Term Comprehensive Plan and the First Basic Plan
1979 Showa 54 Opening of the Third Cultural Center
1981 Showa 56 10th Anniversary of City Administration, Establishment of the Citizens' Charter, Completion of the City Hall
Start of Public Sewerage Wastewater Pipe Installation Work
1982 Showa 57 Welfare Center Opening
1983 Showa 58 Opening of the Fourth Cultural Center
1984 Showa 59 Formulation of the Long-Term Comprehensive Plan and the Second Basic Plan
Inagi City Citizens' Charter Promotion Council Established
1985 Showa 60 Start of Sewerage Service
1986 Showa 61 Computerization of resident registration services, operation of the resident information system
1987 Showa 62 Omaru Shinsui Park Completed
1988 Showa 63 Koyodai District of Tama New Town Move-in Start
1989 Heisei 1 Celebrating the 100th Anniversary of Inagi Village
1990 Heisei 2 Formulation of the Second Long-Term Comprehensive Plan and Basic Concept
Implementation of the Town Boundary and Address Number Organization Project in the Hirao Area
1991 Heisei 3 20th Anniversary of City Administration
Inagi City Peace City Declaration Resolution, Sister City Partnership with Memanbetsu Town, Hokkaido
Inagi Central Park General Ground, Baseball Field Opening
Formulation of the Second Long-Term Comprehensive Plan and Basic Plan
1992 Heisei 4 Opening of the Comprehensive Gymnasium, Establishment of the Inagi Green Wellness Foundation
Shiroyama Cultural Center Opening
1993 Heisei 5 Approval of the Land Readjustment Project around Yanokuchi Station, Inagi-Naganuma Station, and Minami-Tama Station
1995 Heisei 7 Inagi Ohashi Toll Road Opened, Move-in Begins for Nagamine District in Tama New Town
The Koyodai area has received the Minister of Construction Award for the Urban Landscape Grand Prize and has been selected as one of the 100 Urban Landscapes.
1997 Heisei 9 Opening of the Health Center
Start of the JR Nambu Line Elevated Crossing Project
1998 Heisei 10 Completion of the New Tamagawa Sanitation Association Factory
Opening of the New Ward at the City Hospital and Start of Operations
1999 Heisei 11 Start of Occupancy in the Wakabadai Area of Tama New Town
Opening of Inagi City Hall Wakabadai Branch Office and Opening of the Second School Lunch Kitchen
2000 Heisei 12 Formulation of the Third Long-Term Comprehensive Plan and Basic Concept
Establishment of the "Citizen Ordinance for Keeping the Town Clean"
2001 Heisei 13 30th Anniversary of City Administration
Formulation of the Third Long-Term Comprehensive Plan and Basic Plan
Completion of the hot water system utilizing waste heat between the Tama River Clean Center and the City Hospital
Tokyo Verdy moves to Kawasaki, making Inagi its home base
2002 Heisei 14 Inagi City Circular Bus "i Bus" Regular Service Commencement
1st Inagi City Citizen Festival Held
2003 Heisei 15 Hatsuratsu Work Inagi Opening
2004 Heisei 16 Opening of "Friend Hirao (Former: Daihachi Elementary School)"
2005 Heisei 17 Community Promotion Plaza Opening
Completion of the First Phase of the JR Nambu Line Elevated Crossing Project
2006 Heisei 18 Central Library Opening - SHIROYAMA EXPERIENCE STUDY INSTITUE Opening
Kasayato Green Space Experience Learning Center Opening
Sister City partnership with Ozora Town (established by the merger of Memanbetsu Town and Higashimokoto Village)
2007 Heisei 19 Opening of the Minami-Tama Ridge Main Line
Start of the Care Support Volunteer System
Received the Minister of Internal Affairs and Communications Award for the 60th Anniversary of the Enforcement of the Local Autonomy Act (Group Award)
2008 Heisei 20 Start of mutual library use among 7 cities along the Keio Line
2009 Heisei 21 Opening of the i Plaza Complex
2010 Heisei 22 Fourth Long-Term Comprehensive Plan and Basic Concept Formulation
Inagi Ohashi Free of Charge
2011 Heisei 23 40th Anniversary of City Administration
Fourth Long-Term Comprehensive Plan and Basic Plan Formulation
Birth of Inagi City Image Character 'Inagi Nashinosuke'
2012 Heisei 24 Health Plaza Opening, City Hospital Health Checkup, Outpatient Building Opening
Establishment of the Honorary Citizen System and the Citizen's Honor Award System
2013 Heisei 25 Development Support Center "Respo Inagi" and Education Center Opening (Complex Facility Friend Hirao)
Completion of the Nambu Line Elevated Switch
2014 Heisei 26 iBus Phase 1 Revised Route Service Start
2015 Heisei 27 Inagi Nagamine Sports Plaza Opening
Friendship City partnership with Soma City in Fukushima Prefecture and Nozawa Onsen Village in Nagano Prefecture
Inagi and Fuchu Memorial Park and Minamiyama Hall Opening
2016 Heisei 28 Inagi Communication Base Pair Terrace Opening
Designation of the City Bird (Common Kestrel)
Launch of Inagi Free Wi-Fi
Opening of the Kamihirao Tunnel, the first in Inagi City
2017 Heisei 29 Opening of Hirao Fire Branch Office
Start of Operation for the Revised Route of i-Bus Phase 2
Inagi City Logo Type "Inagi City" "INAGI CITY" Established
2018 Heisei 30 Establishment of the Inagi City Tourism Association
70th Anniversary of the Fire Brigade Establishment, 50th Anniversary of the Inagi City Fire Department Opening
2019 Heisei 31 Hirao 4-chome Birth
2020 Reiwa 2 The new first kitchen of the School Lunch Joint Cooking Facility has been completed
Scope Dog Monument Installation
2021 2021

50th Anniversary of City Administration Implementation

Fifth Long-Term Comprehensive Plan and Basic Plan Formulation

Establishment of the Inagi City Song

Sister City partnership with Foster City, California, United States

Inagi City's Original Character "Onekan Warrior Inagi Pedalion" Birth

2022 2022 Completion of the Inagi Kamihirao Land Readjustment Project
2023 2023

Inagi City Carbon Neutral Declaration

Birth of Sakahama 3-chome, 4-chome, and 5-chome

2024 2024

Development Support Center Branch "Respo Inagi Omaru" Opened

"Tokyo Tama 2020 Legacy Road" designated as a model route for GOOD CYCLE JAPAN cycle tourism promotion by the Ministry of Land, Infrastructure, Transport and Tourism

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Inquiries about this page

Inagi City, Planning Department, Policy Planning Section
2111 Higashi-Naganuma, Inagi City, Tokyo 206-8601
Phone number: 042-378-2111 Fax number: 042-377-4781
Contact the Policy and Planning Division, Planning Department of Inagi City