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KOKEN BORING MACHINE CO., LTD.

KOKEN BORING MACHINE CO., LTD.

Company

History

HISTORY

Year 1964
Koken-sha Ltd. was founded in Fukuoka-city
Year 1947
Reorganized and renamed as Koken shisui Co., Ltd.
Year 1948
  • Headquarter moved to Meguro-ku in Tokyo
  • Large boring machine was developed for research of coal resources and supplied to coal mines like the Mitsui Miike coal mine.
Year 1949
The first high speed rotation machine in Japan “KB drill” was developed.
Year 1952
  • Hydraulic boring machine was supplied to Tokyo Metropolitan
    Government Bureau of Waterworks for Ogauchi dam construction.
  • High speed boring machine was supplied for Sakuma Dam. We further expanded the business into the civil engineering and construction industry.
Year 1957
The world’s first submarine boring machine was developed and
supplied for a research of undersea coal mine.
Year 1959
The first mixing plant in Japan was supplied for Kurobe Dam construction.
Year 1964
The first all-hydraulic boring machine in Japan was developed and supplied for subway construction in Tokyo.
Year 1967
  • Remote controlled submarine boring machine “Marine Drill” was developed and supplied that was built-on the research vessel “Hakuhō-Maru”.
  • The first large borehole drilling machine “BIGMAN BM-1” was developed.
Year 1968
Atugi factory was built at the industrial park in Atugi city, Kanagawa pref.
Year 1969
One of the world’s largest horizontal boring machine “FS-400” which had been supposed to drill 5,000 m in Seikan Tunnel was developed and supplied for Japan Railway Construction Public Corporation.
Year 1971
The large borehole drilling machine “BIGMAN N” series was developed.
Year 1972
One of the largest mixing machine for prepacked concrete in the world was developed with Honshu-Shikoku Bridge Authority and supplied.
Year 1973
  • Super-high pressure grouting pump “PG pump” was developed.
  • The first overseas office at that time was established which was Singapore office afterwards.
Year 1975
  • The first all-hydraulic rotary and percussion machine “Arrow drill RPD-1” in Japan was developed.
  • Long length horizontal boring machine “BED-100” was developed for advanced drilling in Seikan Tunnel by new drilling method that pressurizes circulating water and supplied for Japan Railway Construction Public Corporation.
Year 1977
  • Shield raise boring machine “UPB-75” was developed for boring vertical shaft.
  • “Arrow drill RPD-65” was developed. That spread opportunity to adopting an anchor drilling method in Japan.
  • The large borehole drilling machine “BIGMAN CIVIL RBB-100” was developed.
Year 1978
  • Remote controlled submarine boring machine “Marine Drill” was developed and supplied that was built-on the research vessel “Hakuhō-Maru”.
  • “ICE DRILL MID-140” was developed and supplied National Institute of Polar Research for Antarctic research.
  • Koken Atugi factory completed in 1968 and surrounding area
  • Drilling capacity: 5000 m. Super long length horizontal boring machine “FS-400” behind the completion of Seikan Tunnel. Supplied in 1969
  • Honshu-Shikoku bridge. Underwater prepacked concrete work.
Year 1981
Koken technical training center was established in Shnsyu Enrei plateau park.
Year 1982
  • Headquarter moved Meguro-ku to Nakano-ku in Tokyo
  • Koken’s maintenance dept. was developmentally established as a spin-off and started 100%-owned Koken Machine Service Co., Ltd.
  • Full automatic concrete batching plant “Captain” was developed and contributed to work saving and cleanup in civil engineering and construction work.
  • “Down The Hole Drill DD-10” was developed.
Year 1984
  • Rotary percussion drill and rail-mounted grouting plant was supplied for tunnel construction of Baikal–Amur Mainline in post-Soviet states.
  • Computer-controlled submarine boring machine “Marine Drill MDC-200/10”, “MDC-100/100AH” and its tools for marine geological survey was developed and supplied to be used for offshore oilfield in Sakhalin, post-Soviet states.
Year 1985
TG-NKK long-distance propulsion tunneling method and dedicated model “FS-120” was co-developed by Tokyo Gas (TG) and Nippon Steel Pipe (NKK) and us.
Year 1986
  • Computer-controlled boring robot “ADS-15” was co-developed by Tokyo Electric Power Company (TEPCO) and us.
  • Renamed as Koken Boring Machine Co., Ltd at 40th anniversary of foundation.
Year 1988
Koken technical training center and small earth science museum were built in Shnsyu Enrei plateau park.
Year 1991
The first prototype machine aimed for Mars exploration developed by Institute of Space and Astronautical Science (ISAS), volunteers of Nagoya university, Nishimatsu Construction, Nippon Denso and us.
Year 1992
  • Koken Suwa factory was built in Nagano pref. At the same period, another technical center was also built.
  • One of the world’s largest rotary percussion drill “Arrow drill RPD-200” was developed.
Year 1993
  • The raise boring machine “BM-150” was developed. It was used for Oku-kiyotsu power plant construction in Nigata pref. on the targets; drilling dia (1.5m), drilling length (250m) and tilt angle (51 degree).
  • Percussion Wireline Sampler was developed.
Year 1994<
Registered for Japan Securities Dealers Association (JSDA) and over-the-counter trading started.
Year 1995
  • Restoration work for The Great Hanshin-Awaji Earthquake Disaster in Japan.
  • We held a 100% stake in Kozo Kouji Co. which became a subsidiary,
  • Japan Home Water System Co., established for the purpose of developing household water well.
Year 1997
Koken earth museum “地球の宝石箱” was built as a commemorative project of the 50th anniversary from founding in Shiojiri-city, Nagano pref.
Year 1998
  • Koken Machine Service Co., Ltd (subsidiary) was renamed as Boring Techno Service Co., Ltd.
  • Meisho Co., Ltd which manufactured grout flow meters was established.
Renamed in 1987.
Koken earth museum “地球の宝石箱” opened in 1997.
Year 2000
The first overseas production bases was established.
Year 2002
One of the largest raise boring works succeeded on the targets; drilling dia (1.5m), drilling length (250m) and tilt angle (51 degree) at the site of Tsukumi mine (Oita pref) by Todaka Mining Co., Ltd.
Year 2003
  • Soil sampling machine “Sonic Drill ED-15” was developed. It had a capacity to drill up to 10 m in depth even on hard formation.
  • Sound-proof and super pulse vibration drilling machine “K-50” that realized by a unique drill-head (patented) was developed. It had been in compliance to noise regulations in urban civil engineering sites in Japan.
  • Multi purpose crawler drilling machine “S-150” was developed that targeted on China, Southeast Asia and EU markets as well as domestic market.
Year 2004
  • House foundation drilling machine “FSP-50AC” was developed. It had a multi feeding system and realized 8m long stroke work while it was a small machine.
  • Sound-proof and super pulse vibration drilling machine “K-150” was developed.
  • Over-the-counter trading ended and got listed on JASDAQ.
Year 2006
Headquarter moved Nakano-ku to Toshima-ku in Tokyo
Year 2008
The large borehole boring machine (outer dia. 6m) “BM-600” was developed.
Year 2010
  • Horizontal directional boring machine “FSC-100” was developed for investigation.
  • Became listed on the new JASDAQ market as the result that the Osaka Securities Exchange (OSE) merged the JASDAQ Securities Exchange with OSE’s NEO and Nippon New Market-Hercules (HC) markets.
Year 2012
All hydraulic rotary percussion drill “RPD-160C” was developed with a new drill head “KD-1200” equipped.
Year 2013
  • Takeover of a consolidated subsidiary Meisho Co., Ltd.
  • Became listed on the Tokyo Stock Exchange (TSE) JASDAQ “STANDARD” market as the result of integration of the Osaka Securities Exchange (OSE) and the Tokyo Stock Exchange (TSE).
  • Horizontal drilling machine “FS-120CZ” was developed for emergency rescue work.
Year 2015
Transition to a company with audit and supervisory committee.
Year 2016
  • Yangon branch was established as a overseas base in Myanmar.
  • Spindle type boring machine “KT-100” was manufactured overseas.
Year 2018
All hydraulic rotary percussion drill “RPD-180C” was developed with an engine in compliance with the 4th gas regulations in Japan.
Year 2019
Capital and business alliance with Enbio Holdings, Inc.
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