About FlatField


Company Profile

  • Headquarter
  • 3-9-8 Okada, Atsugi-shi, Kanagawa 243-0021, Japan
  • Founded
  • November 1995
  • Capital
  • 95 million yen
  • President
  • Tomoichi Hirano
  • Major Business
  • - Development and manufacture of electric vehicles
  • - Development and manufacture of hydrogen vehicles
  • - Development and manufacture of hybrid vehicles
  • - Development and manufacture of natural gas vehicles
  • - Design and manufacture of engine bench test facilities
  • - Development and manufacture of natural gas power generators
  • Office Location
  • Development Centre : 3-9-8 Okada, Atsugi-shi, Kanagawa 243-0021, Japan
  • Contact Us
  • TEL:+81-46-220-5001  /  FAX:+81-46-220-0671
View Large Size

Businness Map


Main Client

【Gas Company】
Tokyo Gas Co., Ltd., Toho Gas Co., Ltd., Osaka Gas Co., Ltd., Hiroshima gas Co., Ltd., Shikoku-gas Co., Ltd, etc

【Automaker / Sales Company】
Mitsubishi Fuso Truck and Bus Corporation, Sapporo Toyota Co. Ltd.,
Tokyo Toyota Co., Ltd., Aichi Toyota Motor Co., Ltd., Osaka Toyopet Corporation,
Osaka Hino Corporation, Tokyo Hino Motors Co., Ltd., Yokohama Hino Motors, Ltd., Ehime-Hino Motors Ltd., Isuzu Motors Kinki Co., Mie Isuzu Motor Co., Ltd., etc

【Transportation Company】
Nippon Express Co., Ltd., Senko Co., Ltd., Nihon Kotsu Co., Ltd., Odakyu Bus Co., Ltd., Keio Dentetsu Bus Co., Ltd., Seibu Bus Co., Ltd., Tobu Bus Co., Ltd.,
Tokyu Bus Corporation, Kokusai Kogyo Co., Ltd., Hinomaru Jidousya Kougyou Co. Ltd., Northern Iwate Transportation Inc., Kaetsunou Bus Co., Fuji Express Co.,
Mie Kotsu Co.,Ltd., etc

【National / Local Government】
Ministry of Economy, Trade and Industry, Ministry of Land, Infrastructure,
Transport and Tourism, Sapporo-shi(Hokkaido), Shichinohe-machi(Aomori),
Saitama-shi(Saitama), Arakawa-ku(Tokyo), Nerima-ku(Tokyo), Kita-ku(Tokyo), Suginami-ku(Tokyo), Fuchu-shi(Tokyo), Akishima-shi(Tokyo), Koganei-shi(Tokyo), Higashimurayama-shi(Tokyo), Nishitokyo-shi(Tokyo), Taito-ku(Tokyo),
Asaka-shi(Saitama), Saga pref., etc

【University / Research Institute】
Waseda University, Tokyo City University, Kyoto University, Tsukuba University,
Public Works Research Institute, Japan Aerospace Exploration Agency (JAXA),
Japan Anti-Tuberculosis Association, etc

【Others】
Universal Studios Japan, Suntory Holdings Limited, Dentsu Inc., TOSHIBA Corporation, Kajima Leasing Corpolation, IBJL-TOSHIBA Leasing Co.,Ltd.,
Sumitomo Mitsui Auto Service Co.,Ltd., TODA CORPORATION, etc
(in no particular order)


Company History

2013 Converted the microbuses into the electric buses.
The bus converted in the project of the Ministry of the Environment was supplied to TOSHIBA Corporation.
Converted into EV buses which were two matters in the project of the Ministry of land,Inflastructure,Transport and Tourism.
- Converted the large-sized bus into the electric bus, it was supplied to Mie Kotsu Co.,Ltd. through Mie Isuzu Motor Co.,Ltd.
- Converted two electric buses with micro turbine possession of Hinomaru Jidousya Kougyou Co., Ltd.
Commission enterprise of Ministry of Economy, Trade and Industry in FY2013.
2012 Customised two buses which were a part of project organised by Ministry of Land, Infrastructure, Transport and Tourism in FY2012.
- Electric bus for Northern Iwate Transportation Inc.
- Micro turbine electric buses (series hybrid system) for Hinomaru Jidousya Kougyou Co. Ltd.,
Developed the first plug-in LPG hybrid bus in Japan, for project organised by Ministry of the Environment in FY2013.
2011 Received an order of electric bus for Suntory Holdings Limited from Sumitomo Mitsui Auto Service Company, Limited.
Customised engine of motorbike used for "TOTO Talk Project" of TOTO LTD.
Customised two buses which were a part of a project organised by Ministry of the Environment in FY2011.
- Electric bus “WEB-4” for Waseda University.
- Hydrogen bus for Yamanashi Kotsu Co.,Ltd.
Customised two lightweight trucks for Saga Pref.
2010 Developed and supplied a small biomass engine (rated output 25kw) generated by digestive gas which was produced in wastewater treatment plant.
Produced a hydrogen hybrid truck, which was developed by Tokyo City University.
Supplied an EV bus as one of "Battery Charger Development Project for New Generation Vehicles" which was managed by Shichinohe, Aomori pref. and Toyota Tsusho Corporation.
Supplied 900 CNG vehicles in total.
2009 Supplied a hydrogen-fuelled engine bus for Tokyo City University.
The hydrogen-fuelled engine bus was officially approved by Ministry of Land, Infrastructure, Transport and Tourism as the first customised vehicle in Japan to be registered as non-commercial registration plate.
Developed advanced electric vehicle WEB-3 (Hino poncho based) which was ordered by Waseda University as “Dissemination Program for Environmental Advanced Technology” organised by Ministry of the Environment in FY2009.
2008 Supplied 850 CNG vehicles in total.
2007 Introduced prototype of Toyota Prius plug-in-hybrid model with Japan Hydrogen Industrial Forum (JHIF) (at Shibaura Institute of Technology).
Succeeded in converting V10 cylinder engine into CNG model.
Supplied 100 community buses to local government in total (excl. volume of route bus).
2005 Customise of CNG vehicles for overseas was started.
2004 Succeeded in converting V8 cylinder engine into CNG model.
2000 Developed a gas engine for a generation system (NEDO Project) which is generated by wood biomass.
1995 The company was established aiming to research and develop low-emission vehicles.
Development of Compressed Natural Gas vehicle (5000cc truck) for commercial use was begun.
※ It was the first case in Japan to convert diesel engine into CNG model.