Corporate OverviewCorporate information

Business name
Head office location
833 Hagisono, Chigasaki City,
Kanagawa Prefecture
253-0071, Japan
+81-467-85-3939 (switchboard)
August 9, 1967
President Masamitsu Takahashi
470.3 million yen (as of June 30, 2022)
Stock markets
  • Listed on JASDAQ (June 2004)
  • Listing changed to the 2nd Section of the TSE (September 2017)
  • Listing changed to the 1st Section of the TSE (December 2017)
  • Transitioned to TSE Prime Market (April 2022)
  • Securities code: 1716
631 (as of June 30, 2022), consolidated
Amount of completed construction contracts
Net sales 20,949.14 million yen (as of June 30, 2022), consolidated
Construction contractor's license
  • License from Minister of Land, Infrastructure, Transport and Tourism (TOKU-2-5475) Civil Engineering Construction
  • License from Minister of Land, Infrastructure, Transport and Tourism (HAN-2-5475) Scaffolding and Earthwork, Plumbing, Painting, Demolition
Business line
Diamond method
Flat sawing / core drilling / wall sawing / wire sawing / grooving / various dry cutting and drilling / various metal cutting and drilling
Water jet method
[Civil engineering and construction] [Industrial maintenance] [Environmental]
Concrete chipping treatment / concrete surface treatment / coating removal / metal cutting / plant equipment cleaning / decontamination
Blasting method
Shot blasting / vacuum blasting / decontamination
Surface treatment method
Various grinding and polishing / mechanical cutting and stripping / mirror floor polishing
Building maintenance
Sewage and drainage pipe cleaning / stormwater pipe and gutter cleaning / sewage and drainage tank cleaning / spring water tank and mechanical parking lot pit cleaning / water supply and drainage equipment inspection and installation / water storage tank cleaning / fiberscope surveying
Various anchor work / burster work / industrial waste collection, transport and intermediate treatment (sludge)
Member organizations
  • Japan Concrete Sawing & Drilling Association
  • Japan Water Jet Construction Association
  • JAPAN WASH INC. Association
  • Society for the Study of Polluted Water Filtering Technology
  • Society for the Study of Dry Diamond Method
  • Society for the Study of Electric Concrete Cutter Method Study Group
  • Water Recycling Method Association
  • Society for the Study of Ultra-High Pressure Water Decontamination Method
  • Dry Blasting Association
  • Japan Pipe Cleaning Association
  • Water jet Drilling Method Association
  • President Masamitsu Takahashi
  • Director Masashi Adachi
  • Director Eiji Harada
  • Director Fumiko Matsuda
  • Director Kazumasa Namekata
  • Auditor Toshiaki Ando
  • Auditor Ryota Tomonari
  • Auditor Masahiro Yokoyama
Major clients
TAISEI CORPORATION, OBAYASHI CORPORATION, KAJIMA CORPORATION, SHO-BOND CORPORATION, TEKKEN CORPORATION, TOTETSU KOGYO CO., LTD., JFE Engineering Corporation, IHI Infrastructure Systems Co., Ltd., Nomura Real Estate Partners Co., Ltd., Taisei Rotec Corporation, KAJIMA ROAD CO., LTD., Sankyu Inc., Mitsubishi Jisho Community Co., Ltd., Mitsui Fudosan Residential Service Co., Ltd., NIPPO CORPORATION, THE NIPPON ROAD Co., Ltd., SHIMIZU CORPORATION, Sumitomo Mitsui Construction Co., Ltd. (in random order).
Main banks
  • Mizuho Bank, Fujisawa Branch
  • Sumitomo Mitsui Banking Corporation, Fujisawa Corporate Sales Division

Corporate Information