Overview and history of the company

Company overview

Company name Japanese name 東京水道株式会社
English name Tokyo Water Co., Ltd.
Head office Location Shinjuku i-LAND Tower 37F, Nishi-Shinjuku 6-5-1, Shinjuku-ku, Tokyo 163-1337, Japan
Telephone 03-3343-4560
Founded August 1966
Established April 5, 2004
Representative President Kazusa Noda  
Board of Directors Information about the Board of Directors (as of April 15, 2021) (PDF)
Capital funds 100,000,000 yen
No. of employees Approx. 2,600
Description of business 1.Pipeline facility management
2.Purification facility management
3.Consulting and research
4.Customer services
5.IT services
6.Other areas of business
Shareholders Tokyo Metropolitan Government (Bureau of Waterworks)
Sompo Japan Insurance Inc.
Mizuho Bank, Ltd.
Mizuho Trust & Banking Co., Ltd.
Tokio Marine & Nichido Fire Insurance Co., Ltd.
Fukoku Mutual Life Insurance Company
License Privacy Mark
(Registration no.: 11820050(11))
JIS Q 9001:2015 (Quality Management System)
(Registration no.: JUSE-RA-638)
JIS Q 27001:2014 (Information Security Management System)
(Registration no.: JUSE-IR-010)
License for Worker Dispatching Undertakings
(License no.: 派13-314681)

History

  PUC Co., Ltd.   TSS Tokyo Water Co., Ltd.
Aug. 1966 • Incorporated foundation established with an office in Otemachi, Chiyoda Ward. Aug. 1966  
Oct. 1966 • Water rate collection system for Tokyo Metropolitan Government Bureau of Waterworks launched. Oct. 1966  
Apr. 1985 • Head office relocated to Shinjuku Kokusai Building, and Shinjuku Center opened. Apr. 1985  
Dec. 1986 • On-line collection work system for Tokyo Metropolitan Government Bureau of Waterworks launched. Dec. 1986  
Feb. 1987   Feb. 1987 • Water General Service Co., Ltd. (head office: 4-2 Nihonbashi Kodenmacho, Chuo-ku, Tokyo) established.
Apr. 1987   Apr. 1987 • Entrusted to undertake pipeline inspections and daily service faucet water measurements in Tama District.
Jun. 1990   Jun. 1990 • Head office relocated to 4-9 Yukigaya Otsuka-machi, Ota-ku, Tokyo.
Dec. 1990   Dec. 1990 • Entrusted to undertake leakage prevention surveys in Takasaki City.
Feb. 1991 • Registered with Ministry of International Trade and Industry as a System Integrator. Feb. 1991  
Mar. 1993 • Use of handy terminals for taking water meter readings introduced. Mar. 1993  
Jun. 1993   Jun. 1993 • Entrusted to undertake maintenance and inspection of automatic water quality meters.
Apr. 1994   Apr. 1994 • Entrusted to establish Tama Waterworks Accident Center and handle reception work there.
Feb. 1995 • Head office relocated to Shinjuku i-LAND Tower. Feb. 1995  
Apr. 1996   Apr. 1996 • Entrusted to undertake operational management and other activities for waterworks facilities at 10 locations outside Ofuna Water Distribution Station.
May 1997   May 1997 • Head office relocated to 6-14-1 Nishi-Shinjuku, Shinjuku-ku, Tokyo.
Apr. 1998   Apr. 1998 • Entrusted to undertake management of stored items and meters.
Oct. 1998   Oct. 1998 • Entrusted to undertake seismic diagnosis at distribution reservoir outside Nagasawa Purification Plant.
Jul. 1999 • Privacy Mark acquired. Jul. 1999  
Apr. 2000   Apr. 2000 • Entrusted to undertake operational management and other activities for waterworks facilities at 9 locations outside Josui-Minami Purification Plant.
Apr. 2001   Apr. 2001 • Tama Operation Center (Tachikawa Building) opened.
• Entrusted to undertake operational management of sludge treatment facilities at Tamagawa Purification Plant.
Jun. 2001   Jun. 2001 • Renamed Tokyo Water Service Co., Ltd.
Oct. 2001   Oct. 2001 • Entrusted to undertake cleaning of distribution pipes.
Jan. 2002 • Water rate network system for Tokyo Metropolitan Government Bureau of Waterworks launched. Jan. 2002  
Aug. 2002 • Certification acquired for Quality Management System (QMS). Aug. 2002  
Oct. 2002   Oct. 2002 • Waterworks Technology Education Center opened.
Jan. 2003 • Certified by Ministry of Economy, Trade and Industry as a Specified System Operation Company. Jan. 2003  
Aug. 2003   Aug. 2003 • Entrusted to undertake some aspects of management of waterworks facilities in Mizuho-machi.
• Entrusted by Japan Water Works Association to provide technical training for distribution pipe engineers.
2003.08 • Certification acquired for Information Security Management System (ISMS). 2003.08  
Apr. 2004 • PUC Co., Ltd. established. Apr. 2004 • Entrusted to provide on-site construction supervision for other companies.
Jul. 2004 • PUC Co., Ltd. begins operation after transfer of operations from incorporated foundation. Jul. 2004  
Sep. 2004   Sep. 2004 • Entrusted to undertake inspections of water supply facilities equipped with water tanks, etc.
Jan. 2005 • Tama District water rate network system for Tokyo Metropolitan Government Bureau of Waterworks launched.
• Customer Center operations for Tokyo Metropolitan Government Bureau of Waterworks launched.
Jan. 2005  
Apr. 2005   Apr. 2005 • Entrusted to undertake management of waterworks facilities in Tama District (Musashi-Murayama-shi and Mizuho-machi) in accordance with the “Management Improvement Plan for Tama Waterworks.”
May 2005   May 2005 • Entrusted to support provision of training at Training & Development Center.
Dec. 2005   Dec. 2005 • Entrusted to undertake development of technology for removal of foreign matter, etc.
Jan. 2006 • Tachikawa Office established. Jan. 2006  
Apr. 2006 • Service stations of Tokyo Metropolitan Government Bureau of Waterworks put into operation in 5 locations in Tama District. Apr. 2006 • Entrusted to provide on-site supervision of water service installation work and inspections.
Oct. 2006 • Designated by Tokyo Metropolitan Government as a Supervising Organization. Oct. 2006 • Tokyo Metropolitan Government Bureau of Waterworks adopts policy for construction of comprehensive operating structure.
Nov. 2006 • Operation of Tama Customer Center for Tokyo Metropolitan Government Bureau of Waterworks launched. Nov. 2006  
Jan. 2007   Jan. 2007 • Corporate philosophy and management principles revised in response to policy decision of bureau.
Apr. 2007   Apr. 2007 • Entrusted to undertake maintenance and other activities for water source forests (within Okutama jurisdiction).
• Entrusted to undertake operational management of Kinuta Purification Plant.
• Estimation and consultation services introduced for switch to direct water supply system.
Apr. 2008 • Service station management for Tokyo Metropolitan Government Bureau of Waterworks expanded (into 12 locations in Tama District).
• (Consequently, entrusted to undertake operations in 26 municipalities.)
Apr. 2008 • Entrusted to undertake operational management of Misono Purification Plant.
• Entrusted to operate water supply equipment for 8 out of 22 offices in ward area.
• Entrusted by Japan Water Works Association to provide technical training on purification plants and other facilities.
Apr. 2009   Apr. 2009 • Entrusted to operate water supply equipment for 15 out of 22 offices in ward area.
• Kameido Operation Center established to undertake design, construction supervision, and other operations in ward area.
• Entrusted by Japan Water Works Association to provide leakage prevention training and waterworks technology training (leakage prevention).
Jun. 2009   Jun. 2009 • Entrusted to undertake operational management of Nagasawa Purification Plant.
Apr. 2010   Apr. 2010 • Entrusted to operate water supply equipment for all 22 offices in ward area.
• Entrusted to undertake management of waterworks facilities in Okutama-machi.
Jun. 2010   Jun. 2010 • TS Leak Checker wins IWA-PIA2010 East Asia Grand Award in Operation/Management category.
Apr. 2011   Apr. 2011 • Entrusted to undertake operational management of Ozaku Purification Plant.
• Ikebukuro Operation Center established to undertake increasing amount of design and construction supervision work in ward area.
Aug. 2011 • Office management for Tokyo Metropolitan Government Bureau of Waterworks launched at 1 location in ward area. Aug. 2011 • Entrusted by JICA to implement grassroots technical cooperation project (local government type) in Malaysia and Vietnam.
Apr. 2012 • Comprehensive operation package for Akishima City Waterworks launched.
• WISH water rate system for Hamura City launched.
Apr. 2012 • Taito Office integrated into Bunkyo Office, resulting in ward area having 21 water supply equipment offices.
• Entrusted to undertake management of waterworks facilities in all 26 municipalities of Tama District.
May 2012   May 2012 • Taito Operation Center established to undertake increasing amount of design and construction supervision work in ward area.
Feb. 2013   Feb. 2013 • TSS-TESCO BANGKOK Co., Ltd. (joint venture) entrusted by Metropolitan Waterworks Authority (MWA) of Thailand to undertake pilot project for non-revenue water reduction in Bangkok.
Apr. 2013   Apr. 2013 • Bureau signs memorandum of understanding on technical cooperation with Taiwan Water Corporation and Taipei Water Department.
• Tokyo Water also participates in this technical cooperation and other programs.
Sep. 2013   Sep. 2013 • Memorandum of understanding on technical cooperation and other programs signed with Yangon City Development Committee (YCDC) in Republic of the Union of Myanmar.
Jan. 2014   Jan. 2014 • Entrusted to undertake electronic application help desk operations for water service installation.
Mar. 2014   Mar. 2014 • Minutes of meeting (MOM) on technical training and capacity building project for non-revenue water reduction in Malaysia signed with JICA and Penang Water Supply Corporation (Perbadanan Bekalan Air Pulau Pinang [PBAPP]).
Apr. 2014 • Contract work for customer center of Akita City Bureau of Waterworks and Sewerage launched. Apr. 2014  
Oct. 2014   Oct. 2014 • Agreement on implementation of non-revenue water reduction project in Mayangone Township, Yangon, with Yangon City Development Committee (YCDC) in Republic of the Union of Myanmar.
Dec. 2015   Dec. 2015 • Minutes of meeting (MOM) on a JICA grassroots technical cooperation project signed with Hanoi Water Limited Company in Vietnam.
Oct. 2016   Oct. 2016 • Entrusted to undertake non-revenue water reduction project in Yangon, Myanmar.
• Entrusted by Taiwan Water Corporation to provide comprehensive consulting on non-revenue water reduction.
Dec. 2016   Dec. 2016 • Entrusted by Taipei Water Department to provide consulting on introduction of ductile iron pipes with earthquake-proof NS couplings.
Apr. 2017 • Office management for Tokyo Metropolitan Government Bureau of Waterworks expanded (fifth location in ward area). Apr. 2017  
Oct. 2018 • Comprehensive operation package for Matsusaka City Waterworks launched. Oct. 2018  
Apr. 2020 Merger

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